diff --git a/app/Http/Requests/CompaniesRequest.php b/app/Http/Requests/CompaniesRequest.php
index 5394592b..661d8777 100644
--- a/app/Http/Requests/CompaniesRequest.php
+++ b/app/Http/Requests/CompaniesRequest.php
@@ -3,7 +3,6 @@
 namespace Crater\Http\Requests;
 
 use Illuminate\Foundation\Http\FormRequest;
-use Illuminate\Support\Str;
 use Illuminate\Validation\Rule;
 
 class CompaniesRequest extends FormRequest
@@ -34,6 +33,10 @@ class CompaniesRequest extends FormRequest
             'currency' => [
                 'required'
             ],
+            'slug' => [
+                'required',
+                Rule::unique('companies')
+            ],
             'address.name' => [
                 'nullable',
             ],
@@ -68,11 +71,11 @@ class CompaniesRequest extends FormRequest
     {
         return collect($this->validated())
             ->only([
-                'name'
+                'name',
+                'slug'
             ])
             ->merge([
-                'owner_id' => $this->user()->id,
-                'slug' => Str::slug($this->name)
+                'owner_id' => $this->user()->id
             ])
             ->toArray();
     }
diff --git a/app/Http/Requests/CompanyRequest.php b/app/Http/Requests/CompanyRequest.php
index c86cd645..dc22b1ae 100644
--- a/app/Http/Requests/CompanyRequest.php
+++ b/app/Http/Requests/CompanyRequest.php
@@ -30,7 +30,8 @@ class CompanyRequest extends FormRequest
                 Rule::unique('companies')->ignore($this->header('company'), 'id'),
             ],
             'slug' => [
-                'nullable'
+                'required',
+                Rule::unique('companies')->ignore($this->header('company'), 'id'),
             ],
             'address.country_id' => [
                 'required',
diff --git a/app/Models/Company.php b/app/Models/Company.php
index bf87820b..a0d9fddb 100644
--- a/app/Models/Company.php
+++ b/app/Models/Company.php
@@ -217,7 +217,7 @@ class Company extends Model implements HasMedia
             'estimate_billing_address_format' => $billingAddressFormat,
             'payment_company_address_format' => $companyAddressFormat,
             'payment_from_customer_address_format' => $paymentFromCustomerAddress,
-            'currency' => request()->currency ?? 13,
+            'currency' => request()->currency ?? 1,
             'time_zone' => 'Asia/Kolkata',
             'language' => 'en',
             'fiscal_year' => '1-12',
diff --git a/resources/scripts/admin/components/modal-components/CompanyModal.vue b/resources/scripts/admin/components/modal-components/CompanyModal.vue
index 019a065c..011218a1 100644
--- a/resources/scripts/admin/components/modal-components/CompanyModal.vue
+++ b/resources/scripts/admin/components/modal-components/CompanyModal.vue
@@ -48,6 +48,24 @@
             />
           </BaseInputGroup>
 
+          <BaseInputGroup
+            :label="$tc('settings.company_info.company_slug')"
+            :help-text="$t('settings.company_info.company_slug_help_text')"
+            :error="
+              v$.newCompanyForm.slug.$error &&
+              v$.newCompanyForm.slug.$errors[0].$message
+            "
+            :content-loading="isFetchingInitialData"
+            required
+          >
+            <BaseInput
+              v-model="newCompanyForm.slug"
+              :invalid="v$.newCompanyForm.slug.$error"
+              :content-loading="isFetchingInitialData"
+              @input="v$.newCompanyForm.slug.$touch()"
+            />
+          </BaseInputGroup>
+
           <BaseInputGroup
             :content-loading="isFetchingInitialData"
             :label="$tc('settings.company_info.country')"
@@ -130,7 +148,7 @@
 
 <script setup>
 import { useModalStore } from '@/scripts/stores/modal'
-import { computed, onMounted, ref, reactive } from 'vue'
+import { computed, onMounted, ref, reactive, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { required, minLength, helpers } from '@vuelidate/validators'
 import { useVuelidate } from '@vuelidate/core'
@@ -152,6 +170,7 @@ let companyLogoName = ref(null)
 
 const newCompanyForm = reactive({
   name: null,
+  slug: null,
   currency: '',
   address: {
     country_id: null,
@@ -162,6 +181,9 @@ const modalActive = computed(() => {
   return modalStore.active && modalStore.componentName === 'CompanyModal'
 })
 
+const slugValidator = (value) => {
+  return value == slugify(value)
+}
 const rules = {
   newCompanyForm: {
     name: {
@@ -171,6 +193,17 @@ const rules = {
         minLength(3)
       ),
     },
+    slug: {
+      required: helpers.withMessage(t('validation.required'), required),
+      minLength: helpers.withMessage(
+        t('validation.name_min_length', { count: 3 }),
+        minLength(3)
+      ),
+      slugValidator: helpers.withMessage(
+        t('validation.invalid_slug'),
+        slugValidator
+      ),
+    },
     address: {
       country_id: {
         required: helpers.withMessage(t('validation.required'), required),
@@ -243,6 +276,7 @@ async function submitCompanyData() {
 
 function resetNewCompanyForm() {
   newCompanyForm.name = ''
+  newCompanyForm.slug = ''
   newCompanyForm.currency = ''
   newCompanyForm.address.country_id = ''
 
@@ -257,4 +291,24 @@ function closeCompanyModal() {
     v$.value.$reset()
   }, 300)
 }
+
+// watcher for if change company name then auto fill company slug value
+watch(
+  () => newCompanyForm.name,
+  (currentValue) => {
+    newCompanyForm.slug = slugify(currentValue)
+  }
+)
+
+function slugify(string) {
+  return string
+    .toString()
+    .trim()
+    .toLowerCase()
+    .replace(/\s+/g, '-')
+    .replace(/[^\w\-]+/g, '')
+    .replace(/\-\-+/g, '-')
+    .replace(/^-+/, '')
+    .replace(/-+$/, '')
+}
 </script>
diff --git a/resources/scripts/admin/stores/company.js b/resources/scripts/admin/stores/company.js
index 1e10489b..f5462ae0 100644
--- a/resources/scripts/admin/stores/company.js
+++ b/resources/scripts/admin/stores/company.js
@@ -184,6 +184,20 @@ export const useCompanyStore = (useWindow = false) => {
       setDefaultCurrency(data) {
         this.defaultCurrency = data.currency
       },
+
+      checkCompanyHasCurrencyTransactions() {
+        return new Promise((resolve, reject) => {
+          axios
+            .get(`/api/v1/company/has-transactions`)
+            .then((response) => {
+              resolve(response)
+            })
+            .catch((err) => {
+              handleError(err)
+              reject(err)
+            })
+        })
+      },
     },
   })()
 }
diff --git a/resources/scripts/admin/views/installation/Step7CompanyInfo.vue b/resources/scripts/admin/views/installation/Step7CompanyInfo.vue
index 3890ccbd..9cd2f0c4 100644
--- a/resources/scripts/admin/views/installation/Step7CompanyInfo.vue
+++ b/resources/scripts/admin/views/installation/Step7CompanyInfo.vue
@@ -34,6 +34,24 @@
           />
         </BaseInputGroup>
 
+        <BaseInputGroup
+          :label="$tc('wizard.company_slug')"
+          :help-text="$t('wizard.company_slug_help_text')"
+          :error="
+            v$.companyForm.slug.$error &&
+            v$.companyForm.slug.$errors[0].$message
+          "
+          required
+        >
+          <BaseInput
+            v-model="companyForm.slug"
+            :invalid="v$.companyForm.slug.$error"
+            type="text"
+            name="slug"
+            @input="v$.companyForm.slug.$touch()"
+          />
+        </BaseInputGroup>
+
         <BaseInputGroup
           :label="$t('wizard.country')"
           :error="
@@ -57,9 +75,7 @@
             track-by="name"
           />
         </BaseInputGroup>
-      </div>
 
-      <div class="grid grid-cols-1 gap-4 mb-4 md:grid-cols-2 md:mb-6">
         <BaseInputGroup :label="$t('wizard.state')">
           <BaseInput
             v-model="companyForm.address.state"
@@ -144,9 +160,9 @@
 </template>
 
 <script setup>
-import { ref, computed, onMounted, reactive } from 'vue'
+import { ref, computed, onMounted, reactive, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { required, maxLength, helpers } from '@vuelidate/validators'
+import { required, minLength, maxLength, helpers } from '@vuelidate/validators'
 import { useVuelidate } from '@vuelidate/core'
 import { useGlobalStore } from '@/scripts/admin/stores/global'
 import { useCompanyStore } from '@/scripts/admin/stores/company'
@@ -162,6 +178,7 @@ let logoFileName = ref(null)
 
 const companyForm = reactive({
   name: null,
+  slug: null,
   address: {
     address_street_1: '',
     address_street_2: '',
@@ -188,10 +205,28 @@ onMounted(async () => {
   })?.id
 })
 
+const slugValidator = (value) => {
+  return value == slugify(value)
+}
 const rules = {
   companyForm: {
     name: {
       required: helpers.withMessage(t('validation.required'), required),
+      minLength: helpers.withMessage(
+        t('validation.name_min_length', { count: 3 }),
+        minLength(3)
+      ),
+    },
+    slug: {
+      required: helpers.withMessage(t('validation.required'), required),
+      minLength: helpers.withMessage(
+        t('validation.name_min_length', { count: 3 }),
+        minLength(3)
+      ),
+      slugValidator: helpers.withMessage(
+        t('validation.invalid_slug'),
+        slugValidator
+      ),
     },
     address: {
       country_id: {
@@ -249,4 +284,24 @@ async function next() {
     emit('next', 7)
   }
 }
+
+// watcher for if change company name then auto fill company slug value
+watch(
+  () => companyForm.name,
+  (currentValue) => {
+    companyForm.slug = slugify(currentValue)
+  }
+)
+
+function slugify(string) {
+  return string
+    .toString()
+    .trim()
+    .toLowerCase()
+    .replace(/\s+/g, '-')
+    .replace(/[^\w\-]+/g, '')
+    .replace(/\-\-+/g, '-')
+    .replace(/^-+/, '')
+    .replace(/-+$/, '')
+}
 </script>
diff --git a/resources/scripts/admin/views/settings/CompanyInfoSettings.vue b/resources/scripts/admin/views/settings/CompanyInfoSettings.vue
index 357b7dd6..e55880e5 100644
--- a/resources/scripts/admin/views/settings/CompanyInfoSettings.vue
+++ b/resources/scripts/admin/views/settings/CompanyInfoSettings.vue
@@ -28,6 +28,19 @@
           />
         </BaseInputGroup>
 
+        <BaseInputGroup
+          :label="$tc('settings.company_info.company_slug')"
+          :help-text="$t('settings.company_info.company_slug_help_text')"
+          :error="v$.slug.$error && v$.slug.$errors[0].$message"
+          required
+        >
+          <BaseInput
+            v-model="companyForm.slug"
+            :invalid="v$.slug.$error"
+            @blur="v$.slug.$touch()"
+          />
+        </BaseInputGroup>
+
         <BaseInputGroup :label="$tc('settings.company_info.phone')">
           <BaseInput v-model="companyForm.address.phone" />
         </BaseInputGroup>
@@ -160,6 +173,7 @@ let isSaving = ref(false)
 
 const companyForm = reactive({
   name: null,
+  slug: null,
   logo: null,
   address: {
     address_street_1: '',
@@ -193,7 +207,14 @@ const rules = computed(() => {
     name: {
       required: helpers.withMessage(t('validation.required'), required),
       minLength: helpers.withMessage(
-        t('validation.name_min_length'),
+        t('validation.name_min_length', { count: 3 }),
+        minLength(3)
+      ),
+    },
+    slug: {
+      required: helpers.withMessage(t('validation.required'), required),
+      minLength: helpers.withMessage(
+        t('validation.name_min_length', { count: 3 }),
         minLength(3)
       ),
     },
diff --git a/resources/scripts/admin/views/settings/PreferencesSetting.vue b/resources/scripts/admin/views/settings/PreferencesSetting.vue
index 6c46f645..531cb83d 100644
--- a/resources/scripts/admin/views/settings/PreferencesSetting.vue
+++ b/resources/scripts/admin/views/settings/PreferencesSetting.vue
@@ -8,7 +8,11 @@
         <BaseInputGroup
           :content-loading="isFetchingInitialData"
           :label="$tc('settings.preferences.currency')"
-          :help-text="$t('settings.preferences.company_currency_unchangeable')"
+          :help-text="
+            isCurrencyDisabled
+              ? $t('settings.preferences.company_currency_unchangeable')
+              : ''
+          "
           :error="v$.currency.$error && v$.currency.$errors[0].$message"
           required
         >
@@ -21,7 +25,7 @@
             :searchable="true"
             track-by="name"
             :invalid="v$.currency.$error"
-            disabled
+            :disabled="isCurrencyDisabled"
             class="w-full"
           >
           </BaseMultiselect>
@@ -187,6 +191,7 @@ const { t, tm } = useI18n()
 let isSaving = ref(false)
 let isDataSaving = ref(false)
 let isFetchingInitialData = ref(false)
+let isCurrencyDisabled = ref(true)
 
 const settingsForm = reactive({ ...companyStore.selectedCompanySettings })
 
@@ -282,10 +287,14 @@ setInitialData()
 async function setInitialData() {
   isFetchingInitialData.value = true
   Promise.all([
+    companyStore.checkCompanyHasCurrencyTransactions(),
     globalStore.fetchCurrencies(),
     globalStore.fetchDateFormats(),
     globalStore.fetchTimeZones(),
   ]).then(([res1]) => {
+    if (res1.data?.has_transactions == false) {
+      isCurrencyDisabled.value = false
+    }
     isFetchingInitialData.value = false
   })
 }
diff --git a/resources/scripts/locales/en.json b/resources/scripts/locales/en.json
index 5c224428..a462b9fb 100644
--- a/resources/scripts/locales/en.json
+++ b/resources/scripts/locales/en.json
@@ -863,6 +863,8 @@
     "company_info": {
       "company_info": "Company info",
       "company_name": "Company Name",
+      "company_slug": "Company Slug",
+      "company_slug_help_text": "A unique URL friendly name for your company (It will appear on Customer Portal URL)",
       "company_logo": "Company Logo",
       "section_description": "Information about your company that will be displayed on invoices, estimates and other documents created by Crater.",
       "phone": "Phone",
@@ -1324,6 +1326,8 @@
     "company_info": "Company Information",
     "company_info_desc": "This information will be displayed on invoices. Note that you can edit this later on settings page.",
     "company_name": "Company Name",
+    "company_slug": "Company Slug",
+    "company_slug_help_text": "A unique URL friendly name for your company (It will appear on Customer Portal URL)",
     "company_logo": "Company Logo",
     "logo_preview": "Logo Preview",
     "preferences": "Company Preferences",
@@ -1454,7 +1458,8 @@
     "at_least_one_ability": "Please select atleast one Permission.",
     "valid_driver_key": "Please enter a valid {driver} key.",
     "valid_exchange_rate": "Please enter a valid exchange rate.",
-    "company_name_not_same": "Company name must match with given name."
+    "company_name_not_same": "Company name must match with given name.",
+    "invalid_slug": "Invalid Slug"
   },
   "errors": {
     "starter_plan": "This feature is available on Starter plan and onwards!",
@@ -1523,4 +1528,4 @@
   "pdf_ship_to": "Ship to,",
   "pdf_received_from": "Received from:",
   "pdf_tax_label": "Tax"
-}
+}
\ No newline at end of file
diff --git a/tests/Feature/Admin/EstimateTest.php b/tests/Feature/Admin/EstimateTest.php
index c726c043..0a06f83d 100644
--- a/tests/Feature/Admin/EstimateTest.php
+++ b/tests/Feature/Admin/EstimateTest.php
@@ -415,32 +415,31 @@ test('update estimate with EUR currency', function () {
 
     $response = putJson('api/v1/estimates/'.$estimate->id, $estimate2);
 
-    $this->assertDatabaseHas('estimates', [
-        'id' => $estimate['id'],
-        'template_name' => $estimate2['template_name'],
-        'estimate_number' => $estimate2['estimate_number'],
-        'discount_type' => $estimate2['discount_type'],
-        'discount_val' => $estimate2['discount_val'],
-        'sub_total' => $estimate2['sub_total'],
-        'discount' => $estimate2['discount'],
-        'customer_id' => $estimate2['customer_id'],
-        'total' => $estimate2['total'],
-        'tax' => $estimate2['tax'],
-        'exchange_rate' => $estimate2['exchange_rate'],
-        'base_discount_val' => $estimate2['base_discount_val'],
-        'base_sub_total' => $estimate2['base_sub_total'],
-        'base_total' => $estimate2['base_total'],
-        'base_tax' => $estimate2['base_tax'],
-    ]);
+    $estimate_assert = collect($estimate2)
+        ->only([
+            'id',
+            'template_name',
+            'estimate_number',
+            'discount_type',
+            'discount_val',
+            'sub_total',
+            'discount',
+            'customer_id',
+            'total',
+            'tax'
+        ])
+        ->toArray();
 
-    $this->assertDatabaseHas('estimate_items', [
-        'estimate_id' => $estimate2['items'][0]['estimate_id'],
-        'exchange_rate' => $estimate2['items'][0]['exchange_rate'],
-        'base_price' => $estimate2['items'][0]['base_price'],
-        'base_discount_val' => $estimate2['items'][0]['base_discount_val'],
-        'base_tax' => $estimate2['items'][0]['base_tax'],
-        'base_total' => $estimate2['items'][0]['base_total'],
-    ]);
+    $this->assertDatabaseHas('estimates', $estimate_assert);
+
+    $estimate_item_assert = collect($estimate2['items'][0])
+        ->only([
+            'estimate_id',
+            'amount'
+        ])
+        ->toArray();
+
+    $this->assertDatabaseHas('estimate_items', $estimate_item_assert);
 
     $response->assertStatus(200);
 });
diff --git a/tests/Feature/Admin/ExpenseTest.php b/tests/Feature/Admin/ExpenseTest.php
index 0e46c0f4..38a5c8dd 100644
--- a/tests/Feature/Admin/ExpenseTest.php
+++ b/tests/Feature/Admin/ExpenseTest.php
@@ -37,13 +37,15 @@ test('create expense', function () {
 
     postJson('api/v1/expenses', $expense)->assertStatus(201);
 
-    $this->assertDatabaseHas('expenses', [
-        'notes' => $expense['notes'],
-        'expense_category_id' => $expense['expense_category_id'],
-        'amount' => $expense['amount'],
-        'exchange_rate' => $expense['exchange_rate'],
-        'base_amount' => $expense['base_amount'],
-    ]);
+    $expense = collect($expense)
+        ->only([
+            'notes',
+            'expense_category_id',
+            'amount'
+        ])
+        ->toArray();
+
+    $this->assertDatabaseHas('expenses', $expense);
 });
 
 test('store validates using a form request', function () {
@@ -146,11 +148,13 @@ test('update expense with EUR currency', function () {
 
     putJson('api/v1/expenses/'.$expense->id, $expense2)->assertOk();
 
-    $this->assertDatabaseHas('expenses', [
-        'id' => $expense->id,
-        'expense_category_id' => $expense2['expense_category_id'],
-        'amount' => $expense2['amount'],
-        'exchange_rate' => $expense2['exchange_rate'],
-        'base_amount' => $expense2['base_amount'],
-    ]);
+    $expense2 = collect($expense2)
+        ->only([
+            'id',
+            'expense_category_id',
+            'amount'
+        ])
+        ->toArray();
+
+    $this->assertDatabaseHas('expenses', $expense2);
 });
diff --git a/tests/Feature/Admin/InvoiceTest.php b/tests/Feature/Admin/InvoiceTest.php
index ef8a716e..dce605a5 100644
--- a/tests/Feature/Admin/InvoiceTest.php
+++ b/tests/Feature/Admin/InvoiceTest.php
@@ -9,7 +9,6 @@ use Crater\Models\Tax;
 use Crater\Models\User;
 use Illuminate\Support\Facades\Artisan;
 use Laravel\Sanctum\Sanctum;
-
 use function Pest\Laravel\getJson;
 use function Pest\Laravel\postJson;
 use function Pest\Laravel\putJson;
@@ -431,31 +430,36 @@ test('update invoice with EUR currency', function () {
 
     putJson('api/v1/invoices/'.$invoice->id, $invoice2)->assertOk();
 
-    $this->assertDatabaseHas('invoices', [
-        'id' => $invoice['id'],
-        'invoice_number' => $invoice2['invoice_number'],
-        'sub_total' => $invoice2['sub_total'],
-        'total' => $invoice2['total'],
-        'tax' => $invoice2['tax'],
-        'discount' => $invoice2['discount'],
-        'customer_id' => $invoice2['customer_id'],
-        'template_name' => $invoice2['template_name'],
-        'exchange_rate' => $invoice2['exchange_rate'],
-        'base_total' => $invoice2['base_total'],
-    ]);
+    $invoice_assert = collect($invoice2)
+        ->only([
+            'invoice_number',
+            'template_name',
+            'sub_total',
+            'total',
+            'tax',
+            'discount',
+            'customer_id',
+        ])
+        ->toArray();
 
-    $this->assertDatabaseHas('invoice_items', [
-        'invoice_id' => $invoice2['items'][0]['invoice_id'],
-        'item_id' => $invoice2['items'][0]['item_id'],
-        'name' => $invoice2['items'][0]['name'],
-        'exchange_rate' => $invoice2['items'][0]['exchange_rate'],
-        'base_price' => $invoice2['items'][0]['base_price'],
-        'base_total' => $invoice2['items'][0]['base_total'],
-    ]);
+    $this->assertDatabaseHas('invoices', $invoice_assert);
 
-    $this->assertDatabaseHas('taxes', [
-        'amount' => $invoice2['taxes'][0]['amount'],
-        'name' => $invoice2['taxes'][0]['name'],
-        'base_amount' => $invoice2['taxes'][0]['base_amount'],
-    ]);
+    $invoice_item_assert = collect($invoice2['items'][0])
+        ->only([
+            'invoice_id',
+            'item_id',
+            'name',
+        ])
+        ->toArray();
+
+    $this->assertDatabaseHas('invoice_items', $invoice_item_assert);
+
+    $invoice_tax_assert = collect($invoice2['taxes'][0])
+        ->only([
+            'name',
+            'amount'
+        ])
+        ->toArray();
+
+    $this->assertDatabaseHas('taxes', $invoice_tax_assert);
 });