X1 FPS-DOCK Firmware Downgrade Tutorial for Android / iOS

Step 1  Please download GameSir G-Crux APP.


Step 2  Please connect X1 to mobile phone via Bluetooth. Launch GameSir G-Crux APP and click “Update firmware”.



Step 3  Please disconnect X1 and delete the pairing data of X1 in Bluetooth setting. Then turn off the GameSir G-Crux APP in the background.


Step 4  Please connect X1 to mobile phone via Bluetooth and launch GameSir G-Crux APP. The APP will automatically downgrade MCU firmware to the previous version and it takes about 3-5 seconds. Please click “Confirm” button after the downgrade is finished.


Step 5  Please disconnect X1 and delete the pairing data of X1 in Bluetooth setting. Turn off GameSir G-Crux APP in the background. Then restart X1, and the downgrade is complete.