Samsung SM-G9960 firmware update — February 2026 security patch. Build: G9960ZHSGHZB1. Includes the latest Android security patches and system stability improvements. Flash using Samsung Odin3.
1 mirror(s) available • Click any button to download
Advertisement
Verification & Details
Package Name:
G9960ZHSGHZB1
How to Flash Odin on Samsung Galaxy S21+ (SM-G9960)
Please follow these steps carefully to install the G9960ZHSGHZB1/G9960OZSGHZB1/G9960ZCSGHZB1 update safely. Ensure your device has at least 60% battery.
Download the G9960ZHSGHZB1/G9960OZSGHZB1/G9960ZCSGHZB1 Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Samsung Galaxy S21+ (SM-G9960).
Navigate to Settings > About Phone > System Update.
Tap the OS logo 10 times to enable advanced features.
Tap the top-right menu icon and select 'Choose update package'.
Select the downloaded zip file and wait for the automated installation to complete.