diff --git a/src/components/ManagerPage/AppsList.js b/src/components/ManagerPage/AppsList.js
index a703a051..e924b6ef 100644
--- a/src/components/ManagerPage/AppsList.js
+++ b/src/components/ManagerPage/AppsList.js
@@ -20,8 +20,10 @@ import Progress from 'components/base/Progress'
 import Spinner from 'components/base/Spinner'
 import Button from 'components/base/Button'
 import Space from 'components/base/Space'
+import TranslatedError from '../TranslatedError'
 
 import ExclamationCircle from 'icons/ExclamationCircle'
+import ExclamationCircleThin from 'icons/ExclamationCircleThin'
 import Update from 'icons/Update'
 import Trash from 'icons/Trash'
 import CheckCircle from 'icons/CheckCircle'
@@ -54,7 +56,7 @@ type Props = {
 
 type State = {
   status: Status,
-  error: string | null,
+  error: ?Error,
   appsList: LedgerScriptParams[] | Array<*>,
   app: string,
   mode: Mode,
@@ -88,7 +90,7 @@ class AppsList extends PureComponent<Props, State> {
         this.setState({ appsList, status: 'idle' })
       }
     } catch (err) {
-      this.setState({ status: 'error', error: err.message })
+      this.setState({ status: 'error', error: err })
     }
   }
 
@@ -103,7 +105,7 @@ class AppsList extends PureComponent<Props, State> {
       await installApp.send(data).toPromise()
       this.setState({ status: 'success', app: '' })
     } catch (err) {
-      this.setState({ status: 'error', error: err.message, app: '', mode: 'home' })
+      this.setState({ status: 'error', error: err, app: '', mode: 'home' })
     }
   }
 
@@ -118,7 +120,7 @@ class AppsList extends PureComponent<Props, State> {
       await uninstallApp.send(data).toPromise()
       this.setState({ status: 'success', app: '' })
     } catch (err) {
-      this.setState({ status: 'error', error: err.message, app: '', mode: 'home' })
+      this.setState({ status: 'error', error: err, app: '', mode: 'home' })
     }
   }
 
@@ -127,7 +129,7 @@ class AppsList extends PureComponent<Props, State> {
   renderModal = () => {
     const { t } = this.props
     const { app, status, error, mode } = this.state
-
+    console.log('what is error?? : ', error)
     return (
       <Modal
         isOpened={status !== 'idle' && status !== 'loading'}
@@ -136,7 +138,15 @@ class AppsList extends PureComponent<Props, State> {
             {status === 'busy' || status === 'idle' ? (
               <Fragment>
                 <ModalTitle>
-                  {mode === 'installing' ? <Update size={30} /> : <Trash size={30} />}
+                  {mode === 'installing' ? (
+                    <Box color="grey">
+                      <Update size={30} />
+                    </Box>
+                  ) : (
+                    <Box color="grey">
+                      <Trash size={30} />
+                    </Box>
+                  )}
                 </ModalTitle>
                 <ModalContent>
                   <Text ff="Museo Sans|Regular" fontSize={6} color="dark">
@@ -149,40 +159,52 @@ class AppsList extends PureComponent<Props, State> {
               </Fragment>
             ) : status === 'error' ? (
               <Fragment>
-                <ModalContent grow align="center" justify="center">
+                <ModalContent grow align="center" justify="center" mt={3}>
                   <Box color="alertRed">
-                    <ExclamationCircle size={44} />
+                    <ExclamationCircleThin size={44} />
                   </Box>
-                  <Box color="dark" mt={3} fontSize={6}>
-                    {error}
+                  <Box
+                    color="black"
+                    mt={4}
+                    fontSize={6}
+                    ff="Museo Sans|Regular"
+                    textAlign="center"
+                    style={{ maxWidth: 350 }}
+                  >
+                    <TranslatedError error={error} />
                   </Box>
                 </ModalContent>
                 <ModalFooter horizontal justifyContent="flex-end" style={{ width: '100%' }}>
-                  <Button primary onClick={this.handleCloseModal}>
-                    close
+                  <Button primary padded onClick={this.handleCloseModal}>
+                    {t('app:common.close')}
                   </Button>
                 </ModalFooter>
               </Fragment>
             ) : status === 'success' ? (
               <Fragment>
-                <ModalTitle>
+                <ModalContent grow align="center" justify="center" mt={3}>
                   <Box color="positiveGreen">
-                    <CheckCircle size={30} />
+                    <CheckCircle size={44} />
                   </Box>
-                </ModalTitle>
-                <ModalContent>
-                  <Text ff="Museo Sans|Regular" fontSize={6} color="dark">
+                  <Box
+                    color="black"
+                    mt={4}
+                    fontSize={6}
+                    ff="Museo Sans|Regular"
+                    textAlign="center"
+                    style={{ maxWidth: 350 }}
+                  >
                     {t(
                       `app:manager.apps.${
                         mode === 'installing' ? 'installSuccess' : 'uninstallSuccess'
                       }`,
                       { app },
                     )}
-                  </Text>
+                  </Box>
                 </ModalContent>
-                <ModalFooter horizontal justifyContent="flex-end">
-                  <Button primary onClick={this.handleCloseModal}>
-                    close
+                <ModalFooter horizontal justifyContent="flex-end" style={{ width: '100%' }}>
+                  <Button primary padded onClick={this.handleCloseModal}>
+                    {t('app:common.close')}
                   </Button>
                 </ModalFooter>
               </Fragment>
diff --git a/src/helpers/apps/installApp.js b/src/helpers/apps/installApp.js
index 2183d639..96f1af75 100644
--- a/src/helpers/apps/installApp.js
+++ b/src/helpers/apps/installApp.js
@@ -7,6 +7,19 @@ import { createDeviceSocket } from 'helpers/socket'
 
 import type { LedgerScriptParams } from 'helpers/common'
 
+import createCustomErrorClass from '../createCustomErrorClass'
+
+const CannotInstall = createCustomErrorClass('CannotInstall')
+
+function remapError(promise) {
+  return promise.catch((e: Error) => {
+    if (e.message.endsWith('6982')) {
+      throw new CannotInstall()
+    }
+    throw e
+  })
+}
+
 /**
  * Install an app on the device
  */
@@ -21,5 +34,5 @@ export default async function installApp(
     firmwareKey: app.firmware_key,
   }
   const url = `${BASE_SOCKET_URL_SECURE}/install?${qs.stringify(params)}`
-  return createDeviceSocket(transport, url).toPromise()
+  return remapError(createDeviceSocket(transport, url).toPromise())
 }
diff --git a/src/helpers/apps/uninstallApp.js b/src/helpers/apps/uninstallApp.js
index 570e361c..6ead5304 100644
--- a/src/helpers/apps/uninstallApp.js
+++ b/src/helpers/apps/uninstallApp.js
@@ -6,6 +6,18 @@ import { BASE_SOCKET_URL_SECURE } from 'config/constants'
 import { createDeviceSocket } from 'helpers/socket'
 
 import type { LedgerScriptParams } from 'helpers/common'
+import createCustomErrorClass from '../createCustomErrorClass'
+
+const CannotUninstall = createCustomErrorClass('CannotUninstall')
+
+function remapError(promise) {
+  return promise.catch((e: Error) => {
+    if (e.message.endsWith('6a83')) {
+      throw new CannotUninstall()
+    }
+    throw e
+  })
+}
 
 /**
  * Install an app on the device
@@ -22,5 +34,5 @@ export default async function uninstallApp(
     firmwareKey: app.delete_key,
   }
   const url = `${BASE_SOCKET_URL_SECURE}/install?${qs.stringify(params)}`
-  return createDeviceSocket(transport, url).toPromise()
+  return remapError(createDeviceSocket(transport, url).toPromise())
 }
diff --git a/src/icons/Trash.js b/src/icons/Trash.js
index a6630967..992d7349 100644
--- a/src/icons/Trash.js
+++ b/src/icons/Trash.js
@@ -5,6 +5,7 @@ import React from 'react'
 const path = (
   <g transform="translate(670.57 190.38)">
     <path
+      fill="currentColor"
       d="m-658.54-187.18h3.2002a0.80037 0.80037 0 0 1 0 1.5993h-0.80049v10.4a2.3999 2.3999 0 0 1-2.3999 2.3999h-8.0001a2.3999 2.3999 0 0 1-2.3999-2.3999v-10.4h-0.79878a0.80037 0.80037 0 1 1 0-1.5993h3.1991v-0.80049a2.3999 2.3999 0 0 1 2.3999-2.3999h3.2003a2.3999 2.3999 0 0 1 2.3999 2.3999zm-1.5993 0v-0.80049a0.80037 0.80037 0 0 0-0.80049-0.80049h-3.2003a0.80037 0.80037 0 0 0-0.79878 0.80049v0.80049zm0.80049 1.5993a0.84357 0.84357 0 0 1-1e-3 0h-6.3995a0.84357 0.84357 0 0 1-2e-3 0h-1.5976v10.4c0 0.44224 0.35825 0.79877 0.79878 0.79877h8.0001a0.80037 0.80037 0 0 0 0.8005-0.79877v-10.4zm-5.6004 3.2003a0.80037 0.80037 0 1 1 1.5993 0v4.7997a0.80037 0.80037 0 0 1-1.5993 0zm3.1992 0a0.80049 0.80049 0 1 1 1.601 0v4.7997a0.80049 0.80049 0 0 1-1.601 0z"
       strokeWidth="1.2"
     />
diff --git a/static/i18n/en/errors.yml b/static/i18n/en/errors.yml
index 108a9402..80ebeeb0 100644
--- a/static/i18n/en/errors.yml
+++ b/static/i18n/en/errors.yml
@@ -16,7 +16,9 @@ NoAddressesFound: 'No accounts found'
 UserRefusedOnDevice: Transaction have been aborted
 WebsocketConnectionError: An error occurred with the socket connection
 WebsocketConnectionFailed: Failed to establish a socket connection
-DeviceSocketFail: Device socket failure
+DeviceSocketFail: 'Device socket failure ({{message}})'
 DeviceSocketNoBulkStatus: Device socket failure (bulk)
 DeviceSocketNoHandler: Device socket failure (handler {{query}})
 LatestMCUInstalledError: The latest MCU is already installed on the Device
+CannotUninstall: Cannot uninstall app
+CannotInstall: Cannot install app