Avast Sync allows you to share your bookmarks and browser history across devices and platforms using end-to-end encryption, which keeps your data secure and private.
This article explains how to enable syncing in Avast Secure Browser and manage sync settings on each of your connected devices.
Enable Avast Sync
- Double-click the Avast Secure Browser icon on your Windows desktop to open the browser.
- Click the
Current user icon to the right of the address bar, then select Sign in. 
- Enter your Avast Account credentials, then click Continue. If you do not yet have an Avast Account, select Create an account to set up a new Avast Account.
- Select which data you want to sync between devices, then click Confirm sync.
- Click Go ▸ Applications in the menu bar, then double click the Avast Secure Browser icon to open the browser.
- Click the Current user icon to the right of the address bar, then select Sign in.
- Enter your Avast Account credentials, then click Continue. If you do not yet have an Avast Account, select Create an account to set up a new Avast Account.
- Select which data you want to sync between devices, then click Confirm sync.
- On the Home screen of your device, tap the Avast Secure Browser icon to open the browser.
- Tap the Current user icon in the top-right corner of the main app screen.
- Tap Login/Register.
- Enter your Avast Account credentials, then tap Continue. If you do not yet have an Avast Account, select Create an account to set up a new Avast Account.
- Select which data you want to sync between devices, then tap Confirm Sync.
- On the Home screen of your device, tap the Avast Secure Browser icon to open the browser.
- Tap the
Current user icon in the top-right corner of the main app screen. 
- Tap Sign in with an Avast account.
- Enter your Avast Account credentials, then tap Continue. If you do not yet have an Avast Account, select Create an account to set up a new Avast Account.
- Select which data you want to sync between devices, then tap Confirm Sync.
Avast Sync is now enabled on the current device. When Avast Sync is enabled, the Current user icon to the right of the address bar is green.
Avast Sync is now enabled on the current device. When Avast Sync is enabled, the Current user icon in the top-right corner of the main app screen is green.
Avast Sync is now enabled on the current device. When you tap the Current user icon, the message Sync is on appears under your email address.
To add another device to your sync group, follow the steps above on the new device to sign in to Avast Secure Browser using the same Avast Account credentials.
Manage settings
To adjust your sync settings in Avast Secure Browser:
- Double-click the Avast Secure Browser icon on your Windows desktop to open the browser.
- Click the
Current user icon to the right of the address bar, then click 
Settings (the gear icon). 
- The following options are available:
- Sign out: Signs you out of the current Avast Account and disables syncing on this device. No data is removed from the current device, but any subsequent bookmarks and browsing history that you create will not be synchronized with your other devices.
- Manage what you sync: To stop syncing either your Bookmarks or History on this device, ensure Customise sync is selected, then click the green (ON) slider next to the relevant data type so that it changes to gray (OFF).
- Encryption options: Allows you to specify exactly how your encrypted data is protected.
To adjust your sync settings in Avast Secure Browser:
- Click Go ▸ Applications in the menu bar, then double click the Avast Secure Browser icon to open the browser.
- Click the Current user icon to the right of the address bar, then click Settings (the gear icon).
- The following options are available:
- Sign out: Signs you out of the current Avast Account and disables syncing on this device. No data is removed from the current device, but any subsequent bookmarks and browsing history that you create will not be synchronized with your other devices.
- Manage what you sync: To stop syncing either your Bookmarks or History on this device, ensure Customise sync is selected, then click the green (ON) slider next to the relevant data type so that it changes to gray (OFF).
- Encryption options: Allows you to specify exactly how your encrypted data is protected.
To adjust your sync settings in Avast Secure Browser:
- Open Avast Secure Browser, then tap the Avast Secure Browser icon at the bottom of the screen.
- Tap Settings (the gear icon).
- Tap My Account.
- Under Sync, the following options are available:
- Manage what you sync: To stop syncing either your Bookmarks or History on this device, click the green (ON) slider next to the relevant data type so that it changes to gray (OFF).
- Encryption: Allows you to specify exactly how your encrypted data is protected.
- Sign out: Signs you out of the current Avast Account and disables syncing on this device. No data is removed from the current device, but any subsequent bookmarks and browsing history that you create will not be synchronized with your other devices.
To adjust your sync settings in Avast Secure Browser:
- On the Home screen of your device, tap the Avast Secure Browser icon to open the browser.
- Tap the
…icon (three dots) at the bottom of the screen.
- Tap Settings (the gear icon).
- Tap My Account.
- Under Sync, the following options are available:
- Manage what you sync: To stop syncing either your Bookmarks or History on this device, click the green (ON) slider next to the relevant data type so that it changes to gray (OFF).
- Sync Encryption: Allows you to specify exactly how your encrypted data is protected.
- Sign out: Signs you out of the current Avast Account and disables syncing on this device. No data is removed from the current device, but any subsequent bookmarks and browsing history that you create will not be synchronized with your other devices.
Further recommendations
To learn more about Avast Sync, refer to the following article:
- Avast Secure Browser 89.x for Windows
- Avast Secure Browser 85.x for Mac
- Avast Secure Browser 4.x for Android
- Avast Secure Browser 1.x for iOS
- Microsoft Windows 10 Home / Pro / Enterprise / Education - 32 / 64-bit
- Microsoft Windows 8.1 / Pro / Enterprise - 32 / 64-bit
- Microsoft Windows 8 / Pro / Enterprise - 32 / 64-bit
- Microsoft Windows 7 Home Basic / Home Premium / Professional / Enterprise / Ultimate - Service Pack 2, 32 / 64-bit
- Apple macOS 10.15.x (Catalina)
- Apple macOS 10.14.x (Mojave)
- Apple macOS 10.13.x (High Sierra)
- Apple macOS 10.12.x (Sierra)
- Apple Mac OS X 10.11.x (El Capitan)
- Google Android 6.0 (Marshmallow, API 23) or higher
- Apple iOS 13.0 or higher