How to enable HTTPS filtering for Google Family Link
To enable HTTPS filtering on a device that uses Google Family Link, install the AdGuard certificate by following these instructions:
- Make a backup, just in case 
- Remove the child’s account from your device: - On the child’s device, go to Settings → Accounts → Google
- Tap your child’s account and see if you have an option to remove it. If you don’t have such an option, proceed to the next step
- Tap the three dots on the upper right corner of the screen and see if you have an option to remove the account
- Follow the instructions removing the child’s account from the device
 
- Launch AdGuard and install the CA file 
- Restore the child’s account on the device: - On the child’s device, go to Settings → Accounts → Google → Add Account
- Sign in to your child’s account
- Follow the instructions on the screen to set up your child’s account