: Firmware updates risk data loss. Utilize the Backup and Restore tool within the Desktop Software to secure messages, contacts, and media.
As of January 4, 2022, BlackBerry has officially terminated legacy services for devices running and earlier. This means official "Over-the-Air" (OTA) updates and standard carrier portals are no longer active. Firmware changes now require manual installation via a computer using archived software files. 1. Preparation and Prerequisites Firmware Change Update on BLACKBERRY 9790 Bold
: If the update fails or the device hangs, you may need to perform a factory reset via Backup & Reset (or Security Options) before trying again. Language Settings : Firmware updates risk data loss