BIOS function description:
1. Fixed the low performance issue of some D3D11 games.
2. In the new BIOS interface, switch the memory frequency to 7500MHz / 6400MHz.
3. Fixed the problem of no sound caused by flashing old 7500 BIOS.


Instructions for use:
1. Update BIOS first.
2. After updating the BIOS, the sound cards of different batches of machines may fail and there will be no sound.
3. If there is no sound, you need to install an additional sound card driver. The sound card driver version number is: 2023/8/29 6.0.9570.1
4. After installing the new sound card driver, you need to restart it to take effect.


BIOS installation method:
1. First, plug the device into the power cord and charge;
2. Right-click the [01-start.bat] file to run as administrator;
3. The device will update the BIOS (no operation is required during this period, it will automatically shut down after the flashing is completed);
4. Wait for more than 3 minutes after shutting down the device, and then press the power button to turn it on (after the flashing is completed, the first startup time will be longer, players do not need to worry);
5. After entering the Windows interface, the flashing is complete!


Audio driver installation method:
1. Open the folder 9570.1_UAD_WHQL_2023_0907;
2. Right-click and run InstallPackage.bat as administrator and wait for the driver installation to complete. A restart may be required after the installation is completed.