diff --git a/src/App.vue b/src/App.vue
index c2bad44..f08ac87 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -73,17 +73,17 @@
   <div
     v-if="!showSplash && !isDesktop && !isTvBoardRoute"
     class="app-credit-footer app-credit-footer--mobile"
-    :class="{ 'app-credit-footer--login': isLoginRoute }"
+    :class="{ 'app-credit-footer--login': showLoginCreditExtras }"
   >
-    <EnamadBadge v-if="isLoginRoute" size="sm" />
+    <EnamadBadge v-if="showLoginCreditExtras" size="sm" />
     <AppCreditLink variant="mobile" />
   </div>
   <div
     v-if="!showSplash && showDesktopFloatingCredit && !isTvBoardRoute"
     class="app-credit-footer app-credit-footer--desktop-float"
-    :class="{ 'app-credit-footer--login': isLoginRoute }"
+    :class="{ 'app-credit-footer--login': showLoginCreditExtras }"
   >
-    <EnamadBadge v-if="isLoginRoute" size="sm" />
+    <EnamadBadge v-if="showLoginCreditExtras" size="sm" />
     <AppCreditLink variant="float" />
   </div>
 
@@ -297,6 +297,12 @@ watch(
 
 const userStore = useUserStore()
 const settingsStore = useSettingsStore()
+const showLoginCreditExtras = computed(() => {
+  if (!isLoginRoute.value) return false
+  const href = String(settingsStore.getSettingByKey('enamad_url') ?? '').trim()
+  const src = String(settingsStore.getSettingByKey('enamad_logo') ?? '').trim()
+  return Boolean(href && src)
+})
 const { latestIncomingNotification } = useChatService()
 let lastConnectedChatSessionKey = ''
 let lastSupportToastAt = 0
@@ -424,13 +430,14 @@ watch(latestIncomingNotification, (payload) => {
   min-height: var(--app-credit-bar-inner);
   padding: 4px 0 var(--app-safe-bottom);
   background: #fff;
-  box-shadow: 0 -2px 4px -2px #0000001a;
+  box-shadow: 0 3.75px 16px 0 rgba(0, 0, 0, 0.43);
   display: flex;
   flex-direction: column;
   justify-content: center;
   align-items: center;
   gap: 4px;
   font-size: 9px;
+  color: #000;
 }
 
 .app-credit-footer--login.app-credit-footer--mobile {
@@ -461,6 +468,7 @@ watch(latestIncomingNotification, (payload) => {
 
   &:hover {
     opacity: 0.85;
+    color: inherit;
   }
 
   &__text {
@@ -470,13 +478,19 @@ watch(latestIncomingNotification, (payload) => {
 
   &__logo {
     width: auto;
+    height: 12px;
     object-fit: contain;
+    display: block;
   }
 
   &--mobile {
     gap: 4px;
     padding: 4px 0;
-    color: inherit;
+    color: #000;
+
+    .app-credit-link__text {
+      color: #000;
+    }
 
     .app-credit-link__logo {
       height: 12px;
diff --git a/src/components/AppCreditLink.vue b/src/components/AppCreditLink.vue
index 020a3ad..2a01ee9 100644
--- a/src/components/AppCreditLink.vue
+++ b/src/components/AppCreditLink.vue
@@ -7,11 +7,16 @@
     :class="`app-credit-link--${variant}`"
   >
     <span class="app-credit-link__text">توسعه و طراحی توسط</span>
-    <img src="/logo-montzar.png" alt="montzar" class="app-credit-link__logo" />
+    <img :src="logoSrc" alt="montzar" class="app-credit-link__logo" />
   </a>
 </template>
 
 <script lang="ts" setup>
+const logoSrc = `${import.meta.env.BASE_URL || '/'}logo-montzar.png`.replace(
+  /([^:]\/)\/+/g,
+  '$1',
+)
+
 withDefaults(
   defineProps<{
     variant?: 'mobile' | 'sidebar' | 'float' | 'tv'
diff --git a/src/components/BasicPacks/BasicButton.vue b/src/components/BasicPacks/BasicButton.vue
index 9fd61ae..b5a52fb 100644
--- a/src/components/BasicPacks/BasicButton.vue
+++ b/src/components/BasicPacks/BasicButton.vue
@@ -1,5 +1,13 @@
 <template>
-  <AButton :disabled="props.disabledB"  :type="props.type" :size="props.size" :class="[prefixCls, _class]" :loading="props.loading">
+  <AButton
+    :disabled="props.disabledB"
+    :type="props.type"
+    :size="props.size"
+    :class="[prefixCls, _class]"
+    :loading="props.loading"
+    :html-type="props.htmlType"
+    @click="onClick"
+  >
     <!--    py-1 px-2-->
     <div
       class="flex items-center gap-1 justify-center flex-row-reverse gap-2 py-1 px-2"
@@ -28,7 +36,7 @@ interface Props {
   size?: string
   loading?: boolean
   disabledB?:boolean
-
+  htmlType?: 'button' | 'submit' | 'reset'
   // prefixIcon?: string
 }
 
@@ -51,8 +59,17 @@ const { prefixCls } = usePrefix('base-button')
 const props = withDefaults(defineProps<Props>(), {
   iconSize: baseButtonIconSize,
   // iconLeft: false,
-  iconClass: ''
+  iconClass: '',
+  htmlType: 'submit',
 })
+
+const emit = defineEmits<{
+  click: [event: MouseEvent]
+}>()
+
+function onClick(event: MouseEvent) {
+  emit('click', event)
+}
 </script>
 
 <style lang="less">
diff --git a/src/components/pwa/PwaInstallGuideModal.vue b/src/components/pwa/PwaInstallGuideModal.vue
index 23cb3d7..e164a40 100644
--- a/src/components/pwa/PwaInstallGuideModal.vue
+++ b/src/components/pwa/PwaInstallGuideModal.vue
@@ -20,11 +20,17 @@ const emit = defineEmits<{
   close: []
 }>()
 
-const activePlatform = ref<PwaPlatform>(props.platform ?? getDefaultPwaPlatform())
+function normalizePlatform(value?: string | null): PwaPlatform {
+  return value === 'ios' || value === 'android' ? value : getDefaultPwaPlatform()
+}
+
+const activePlatform = ref<PwaPlatform>(normalizePlatform(props.platform))
 const stepIndex = ref(0)
 
-const guide = computed(() => PWA_INSTALL_GUIDE[activePlatform.value])
-const currentStep = computed(() => guide.value.steps[stepIndex.value])
+const guide = computed(
+  () => PWA_INSTALL_GUIDE[normalizePlatform(activePlatform.value)] ?? PWA_INSTALL_GUIDE.android,
+)
+const currentStep = computed(() => guide.value.steps[stepIndex.value] ?? guide.value.steps[0])
 const totalSteps = computed(() => guide.value.steps.length)
 const isFirstStep = computed(() => stepIndex.value === 0)
 const isLastStep = computed(() => stepIndex.value === totalSteps.value - 1)
@@ -34,7 +40,7 @@ watch(
   () => props.open,
   (visible) => {
     if (!visible) return
-    activePlatform.value = props.platform ?? getDefaultPwaPlatform()
+    activePlatform.value = normalizePlatform(props.platform)
     stepIndex.value = 0
   },
 )
@@ -42,7 +48,7 @@ watch(
 watch(
   () => props.platform,
   (value) => {
-    if (value) activePlatform.value = value
+    if (value) activePlatform.value = normalizePlatform(value)
   },
 )
 
@@ -52,8 +58,9 @@ function close() {
 }
 
 function selectPlatform(next: PwaPlatform) {
-  if (activePlatform.value === next) return
-  activePlatform.value = next
+  const platform = normalizePlatform(next)
+  if (activePlatform.value === platform) return
+  activePlatform.value = platform
   stepIndex.value = 0
 }
 
diff --git a/src/composables/usePwaInstall.ts b/src/composables/usePwaInstall.ts
index 0434c42..17f8b37 100644
--- a/src/composables/usePwaInstall.ts
+++ b/src/composables/usePwaInstall.ts
@@ -1,4 +1,5 @@
 import { computed, onMounted, ref } from 'vue'
+import { message } from 'ant-design-vue'
 import type { PwaPlatform } from '@/modules/pwa/pwaInstallGuideSteps'
 import {
   getDefaultPwaPlatform,
@@ -77,7 +78,10 @@ export function usePwaInstall() {
     // فقط وقتی واقعاً داخل PWA/TWA هستیم راهنما را نشان نده
     if (isStandalonePwa() || isTWA()) return
     consumeInstallBanner()
-    platform.value = nextPlatform ?? getDefaultPwaPlatform()
+    const next = nextPlatform === 'ios' || nextPlatform === 'android'
+      ? nextPlatform
+      : getDefaultPwaPlatform()
+    platform.value = next
     guideOpen.value = true
   }
 
@@ -108,16 +112,24 @@ export function usePwaInstall() {
 
   /** نصب مستقیم مرورگر؛ اگر ممکن نبود مدال آموزش. */
   async function tryInstallOrOpenGuide(nextPlatform?: PwaPlatform) {
+    ensureListener()
     refreshOfferInstall()
-    if (isStandalonePwa() || isTWA()) return false
+
+    if (isStandalonePwa() || isTWA()) {
+      message.info('نسخه وب‌اپ از قبل نصب شده است')
+      offerInstall.value = false
+      return false
+    }
 
     const installed = await triggerNativePwaInstall()
     if (installed) {
       offerInstall.value = false
       consumeInstallBanner()
+      message.success('نصب وب‌اپ آغاز شد')
       return true
     }
 
+    // Chrome روی HTTP/IP یا Safari معمولاً prompt بومی ندارد — راهنما را باز کن
     openGuide(nextPlatform)
     return false
   }
diff --git a/src/modules/pwa/pwaInstall.ts b/src/modules/pwa/pwaInstall.ts
index f31bd7b..5b17af0 100644
--- a/src/modules/pwa/pwaInstall.ts
+++ b/src/modules/pwa/pwaInstall.ts
@@ -96,6 +96,11 @@ export function initPwaInstallPromptListener() {
   if (installListenerInitialized || typeof window === 'undefined') return
   installListenerInitialized = true
 
+  window.addEventListener('beforeinstallprompt', (e) => {
+    e.preventDefault()
+    deferredInstallPrompt = e as BeforeInstallPromptEvent
+  })
+
   window.addEventListener(PWA_MANIFEST_READY_EVENT, (event) => {
     const installEvent = (event as CustomEvent<{ installEvent?: Event | null }>).detail?.installEvent
 
@@ -103,6 +108,10 @@ export function initPwaInstallPromptListener() {
       deferredInstallPrompt = installEvent as BeforeInstallPromptEvent
     }
   })
+
+  window.addEventListener('appinstalled', () => {
+    deferredInstallPrompt = null
+  })
 }
 
 export async function triggerNativePwaInstall() {
diff --git a/src/views/base/aboutSoftware/aboutSoftwareContent.ts b/src/views/base/aboutSoftware/aboutSoftwareContent.ts
index 31b6168..a64c8c9 100644
--- a/src/views/base/aboutSoftware/aboutSoftwareContent.ts
+++ b/src/views/base/aboutSoftware/aboutSoftwareContent.ts
@@ -1,6 +1,6 @@
 export function getDefaultAboutSoftwareText(projectName: string) {
   const name = projectName.trim() || 'این نرم‌افزار'
-  return `${name} بستری امن و آنلاین برای خرید و فروش طلا فراهم کرده تا کاربران بتوانند سرمایه‌های خود را به‌سادگی مدیریت کنند.\n\nهدف ما ارائه تجربه‌ای سریع، شفاف و کاربرپسند در معاملات طلا است.`
+  return `${name} بستری امن و آنلاین برای خرید و فروش مس فراهم کرده تا کاربران بتوانند سرمایه‌های خود را به‌سادگی مدیریت کنند.\n\nهدف ما ارائه تجربه‌ای سریع، شفاف و کاربرپسند در معاملات مس است.`
 }
 
 function looksLikeHtml(value: string) {
diff --git a/src/views/base/home/layouts/configs/boursecuQuickActions.ts b/src/views/base/home/layouts/configs/boursecuQuickActions.ts
index d5e0903..ba28fdd 100644
--- a/src/views/base/home/layouts/configs/boursecuQuickActions.ts
+++ b/src/views/base/home/layouts/configs/boursecuQuickActions.ts
@@ -1,5 +1,4 @@
 import { getBoursecuActionIconSrc } from '@/utils/config'
-import { openGoldDayCalculator } from '@/composables/useGoldDayCalculator'
 import type { HomeQuickActionItem } from '../types'
 
 export const boursecuQuickActions: HomeQuickActionItem[] = [
@@ -45,10 +44,4 @@ export const boursecuQuickActions: HomeQuickActionItem[] = [
     iconSrc: getBoursecuActionIconSrc('convert'),
     route: { name: 'buyProduct' },
   },
-  {
-    id: 'calculator',
-    label: 'محاسبه‌گر',
-    icon: 'vuesax-linear:chart-2',
-    handler: () => openGoldDayCalculator(),
-  },
 ]
\ No newline at end of file
diff --git a/src/views/login/components/Login.vue b/src/views/login/components/Login.vue
index a73d676..ac18cf6 100644
--- a/src/views/login/components/Login.vue
+++ b/src/views/login/components/Login.vue
@@ -241,7 +241,7 @@
           >
             دانلود اپ اندروید
           </a>
-          <BasicButton type="primary" class="w-full py-2" html-type="button" @click.prevent="installWebApp">
+          <BasicButton type="primary" class="w-full py-2" html-type="button" @click="installWebApp">
             <div>نصب نسخه وب اپ</div>
           </BasicButton>
         </div>