diff --git a/.eslintrc b/.eslintrc
index 0f893399a..c88737d79 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -1,10 +1,16 @@
 {
   "extends": ["eslint:recommended", "prettier"],
   "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "project": "./app/assets/javascripts/tsconfig.json"
+  },
   "rules": {
-    "standard/no-callback-literal": "off", // Disable this as we have too many callbacks relying on literals
-    "no-throw-literal": "off",
-    "camelcase": "off"
+    "standard/no-callback-literal": 0, // Disable this as we have too many callbacks relying on literals
+    "no-throw-literal": 0,
+    "no-console": "off",
+    "semi": 1,
+    "camelcase": "warn",
+    "sort-imports": "off"
   },
   "env": {
     "browser": true
diff --git a/app/assets/javascripts/app.ts b/app/assets/javascripts/app.ts
index 69cb4fcab..4051a7883 100644
--- a/app/assets/javascripts/app.ts
+++ b/app/assets/javascripts/app.ts
@@ -59,10 +59,35 @@ import { StartApplication } from './startApplication';
 import { Bridge } from './services/bridge';
 import { SessionsModalDirective } from './directives/views/sessionsModal';
 
+
+function reloadHiddenFirefoxTab(): boolean {
+  /**
+   * For Firefox pinned tab issue:
+   * When a new browser session is started, and SN is in a pinned tab,
+   * SN exhibits strange behavior until the tab is reloaded.
+   */
+  if (
+    document.hidden &&
+    navigator.userAgent.toLowerCase().includes('firefox') &&
+    !localStorage.getItem('reloading')
+  ) {
+    localStorage.setItem('reloading', 'true');
+    location.reload();
+    return true;
+  } else {
+    localStorage.removeItem('reloading');
+    return false;
+  }
+}
+
 const startApplication: StartApplication = async function startApplication(
   defaultSyncServerHost: string,
   bridge: Bridge
 ) {
+  if (reloadHiddenFirefoxTab()) {
+    return;
+  }
+
   SNLog.onLog = console.log;
   startErrorReporting();
 
diff --git a/app/assets/javascripts/directives/views/accountMenu.ts b/app/assets/javascripts/directives/views/accountMenu.ts
index 17ddd2cf0..737799ce9 100644
--- a/app/assets/javascripts/directives/views/accountMenu.ts
+++ b/app/assets/javascripts/directives/views/accountMenu.ts
@@ -65,7 +65,6 @@ type AccountMenuState = {
   errorReportingEnabled: boolean;
   syncInProgress: boolean;
   syncError: string;
-  syncPercentage: string;
   showSessions: boolean;
 }
 
@@ -98,7 +97,7 @@ class AccountMenuCtrl extends PureViewCtrl<unknown, AccountMenuState> {
       },
       mutable: {},
       showBetaWarning: false,
-      errorReportingEnabled: !storage.get(StorageKey.DisableErrorReporting),
+      errorReportingEnabled: storage.get(StorageKey.DisableErrorReporting) === false,
       showSessions: false,
     } as AccountMenuState;
   }
@@ -140,7 +139,6 @@ class AccountMenuCtrl extends PureViewCtrl<unknown, AccountMenuState> {
       this.setState({
         syncInProgress: sync.inProgress,
         syncError: sync.errorMessage,
-        syncPercentage: sync.humanReadablePercentage,
       });
     })
     this.removeBetaWarningListener = autorun(() => {
@@ -556,7 +554,7 @@ class AccountMenuCtrl extends PureViewCtrl<unknown, AccountMenuState> {
     } else {
       storage.set(StorageKey.DisableErrorReporting, false);
     }
-    if (!this.application.getSyncStatus().syncInProgress) {
+    if (!this.state.syncInProgress) {
       window.location.reload();
     }
   }
diff --git a/app/assets/javascripts/services/archiveManager.ts b/app/assets/javascripts/services/archiveManager.ts
index c1b183dbd..eaa800f3e 100644
--- a/app/assets/javascripts/services/archiveManager.ts
+++ b/app/assets/javascripts/services/archiveManager.ts
@@ -1,5 +1,5 @@
 import { WebApplication } from '@/ui_models/application';
-import { EncryptionIntent, ProtectedAction, SNItem, ContentType, SNNote } from '@standardnotes/snjs';
+import { EncryptionIntent, ProtectedAction, SNItem, ContentType, SNNote, BackupFile } from '@standardnotes/snjs';
 
 function zippableTxtName(name: string, suffix = ""): string {
   const sanitizedName = name
@@ -22,22 +22,27 @@ export class ArchiveManager {
   }
 
   public async downloadBackup(encrypted: boolean) {
-    const items = this.application.allItems();
-
     const run = async () => {
-      // download in Standard Notes format
       const intent = encrypted
         ? EncryptionIntent.FileEncrypted
         : EncryptionIntent.FileDecrypted;
+
+      const data = await this.application.createBackupFile(intent);
+      if (!data) {
+        return;
+      }
+      const blobData = new Blob(
+        [JSON.stringify(data, null, 2)],
+        { type: 'text/json' }
+      );
       if (encrypted) {
-        const data = await this.itemsData(items, intent);
         this.downloadData(
-          data!,
+          blobData,
           `Standard Notes Encrypted Backup and Import File - ${this.formattedDate()}.txt`
         );
       } else {
         /** download as zipped plain text files */
-        this.downloadZippedItems(items);
+        this.downloadZippedDecryptedItems(data);
       }
     };
 
@@ -65,15 +70,6 @@ export class ArchiveManager {
     return string;
   }
 
-  private async itemsData(items: SNItem[], intent: EncryptionIntent) {
-    const data = await this.application.createBackupFile(items, intent);
-    if (!data) {
-      return undefined;
-    }
-    const blobData = new Blob([data], { type: 'text/json' });
-    return blobData;
-  }
-
   private get zip() {
     return (window as any).zip;
   }
@@ -95,17 +91,19 @@ export class ArchiveManager {
     });
   }
 
-  private async downloadZippedItems(
-    items: SNItem[]
+  private async downloadZippedDecryptedItems(
+    data: BackupFile
   ) {
     await this.loadZip();
+    const items = data.items;
     this.zip.createWriter(
       new this.zip.BlobWriter('application/zip'),
       async (zipWriter: any) => {
-
-        const data = await this.application.createBackupFile(items, EncryptionIntent.FileDecrypted);
         await new Promise((resolve) => {
-          const blob = new Blob([data!], { type: 'text/plain' });
+          const blob = new Blob(
+            [JSON.stringify(data, null, 2)],
+            { type: 'text/plain' }
+          );
           const fileName = zippableTxtName(
             'Standard Notes Backup and Import File.txt'
           );
diff --git a/app/assets/javascripts/services/desktopManager.ts b/app/assets/javascripts/services/desktopManager.ts
index 057c20c3c..3fb873bfb 100644
--- a/app/assets/javascripts/services/desktopManager.ts
+++ b/app/assets/javascripts/services/desktopManager.ts
@@ -17,8 +17,8 @@ import { Bridge } from './bridge';
 type UpdateObserverCallback = (component: SNComponent) => void
 type ComponentActivationCallback = (payload: PurePayload) => void
 type ComponentActivationObserver = {
-  id: string,
-  callback: ComponentActivationCallback
+  id: string;
+  callback: ComponentActivationCallback;
 }
 
 export class DesktopManager extends ApplicationService {
@@ -27,7 +27,7 @@ export class DesktopManager extends ApplicationService {
   $timeout: ng.ITimeoutService
   componentActivationObservers: ComponentActivationObserver[] = []
   updateObservers: {
-    callback: UpdateObserverCallback
+    callback: UpdateObserverCallback;
   }[] = [];
 
   isDesktop = isDesktopApplication();
@@ -165,7 +165,7 @@ export class DesktopManager extends ApplicationService {
             undefined
           );
         }
-      })
+      });
 
     this.$timeout(() => {
       for (const observer of this.updateObservers) {
@@ -196,12 +196,11 @@ export class DesktopManager extends ApplicationService {
     });
   }
 
-  desktop_requestBackupFile() {
-    return this.application!.createBackupFile(
-      undefined,
-      undefined,
-      true
-    );
+  async desktop_requestBackupFile() {
+    const data = this.application!.createBackupFile(EncryptionIntent.FileEncrypted);
+    if (data) {
+      return JSON.stringify(data, null, 2);
+    }
   }
 
   desktop_didBeginBackup() {
diff --git a/app/assets/javascripts/services/errorReporting.ts b/app/assets/javascripts/services/errorReporting.ts
index 50c439db5..0a309e3ab 100644
--- a/app/assets/javascripts/services/errorReporting.ts
+++ b/app/assets/javascripts/services/errorReporting.ts
@@ -1,4 +1,4 @@
-import { SNLog } from '@standardnotes/snjs';
+import { isNullOrUndefined, SNLog } from '@standardnotes/snjs';
 import { isDesktopApplication, isDev } from '@/utils';
 import { storage, StorageKey } from './localStorage';
 import Bugsnag from '@bugsnag/js';
@@ -6,6 +6,7 @@ import Bugsnag from '@bugsnag/js';
 declare const __VERSION__: string;
 declare global {
   interface Window {
+    // eslint-disable-next-line camelcase
     _bugsnag_api_key?: string;
   }
 }
@@ -21,8 +22,15 @@ function redactFilePath(line: string): string {
 }
 
 export function startErrorReporting() {
+  const disableErrorReporting = storage.get(StorageKey.DisableErrorReporting);
   if (
-    storage.get(StorageKey.DisableErrorReporting) ||
+    /**
+     * Error reporting used to be opt-out, but is now opt-in, so
+     * treat the absence of an error reporting preference as an indication
+     * to disable error reporting.
+     */
+    isNullOrUndefined(disableErrorReporting) ||
+    disableErrorReporting ||
     !window._bugsnag_api_key
   ) {
     SNLog.onError = console.error;
diff --git a/app/assets/stylesheets/_reach-sub.scss b/app/assets/stylesheets/_reach-sub.scss
index b6a9446cf..af80a7ccf 100644
--- a/app/assets/stylesheets/_reach-sub.scss
+++ b/app/assets/stylesheets/_reach-sub.scss
@@ -25,6 +25,7 @@
   position: relative;
   overflow: unset;
   flex-basis: 0;
+  max-width: 600px;
 }
 
 [data-reach-dialog-content] .sk-modal-content,
diff --git a/app/assets/templates/directives/account-menu.pug b/app/assets/templates/directives/account-menu.pug
index 1cc5892d0..585f1c6fb 100644
--- a/app/assets/templates/directives/account-menu.pug
+++ b/app/assets/templates/directives/account-menu.pug
@@ -150,16 +150,6 @@
             .sk-panel-column
               .sk-h1.sk-bold.wrap {{self.state.user.email}}
               .sk-subtitle.subtle.normal {{self.state.server}}
-          .sk-horizontal-group(
-            delay='1000',
-            delay-hide='true',
-            show='self.state.syncInProgress'
-            )
-            .sk-spinner.small.info
-            .sk-sublabel
-              | Syncing
-              span(ng-if='self.state.syncPercentage')
-                |  ({{self.state.syncPercentage}})
           .sk-panel-row
           a.sk-a.info.sk-panel-row.condensed(
             ng-click="self.openPasswordWizard()"
diff --git a/package.json b/package.json
index 805665532..7fd2c0e2c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "standard-notes-web",
-  "version": "3.5.14",
+  "version": "3.5.15",
   "license": "AGPL-3.0-or-later",
   "repository": {
     "type": "git",