Security considerations for owners
This is the most consistent "permanent" fix. It involves installing an older OS version (e.g., developer version 10.3.1) that does not enforce Anti-Theft as strictly, then updating back to a stable release. Requirements: Windows PC, BlackBerry Link (for drivers), and a device-specific autoloader (e.g., Autoload-STA100-3-...exe for the Classic). blackberry classic anti theft removal firmware
In , BlackBerry officially ended legacy services for BB10. BlackBerry World, data services, and importantly, the authentication servers for BlackBerry Protect went offline. Security considerations for owners This is the most