Hello Maksim,
We regret for the inconvenience you are facing with the Antitheft feature. If you have installed AVG AntiVirus on your phone you might have enabled Anti-Theft service. If you change the SIM card the device will be locked automatically. To unlock the device, you need to use your Anti-Theft password.
If you have forgotten Anti-Theft password or when it doesn't accept the password please follow these steps on the article http://avgread.me/1WvQqze . Do not remove your device from the Remote Management at avgmobilation, Removing the device will keep it locked. Also device must be connected to a known network Use your AVG MyAccount or Google Account.
Forgotten password help,thank you.
Other Maksim Fenin posting (https://support.avg.com/answers?id=906b0000000DTPpAAO). Please try to keep whole conversation in one question/thread to speed up resolution.
AVG Guru
Hello Maksim,
We regret for the inconvenience you are facing with the Antitheft feature. If you have installed AVG AntiVirus on your phone you might have enabled Anti-Theft service. If you change the SIM card the device will be locked automatically. To unlock the device, you need to use your Anti-Theft password.
If you have forgotten Anti-Theft password or when it doesn't accept the password please follow these steps on the article http://avgread.me/1WvQqze . Do not remove your device from the Remote Management at avgmobilation, Removing the device will keep it locked. Also device must be connected to a known network Use your AVG MyAccount or Google Account.