Leshik_5396-5400.7z Now

: Do not disconnect power or cables during this process. The device will likely restart automatically after completion. Troubleshooting & Verification

Browse and select the appropriate firmware file (e.g., the version ending in 5400 for the latest update). Click or Flash . Leshik_5396-5400.7z

Verify the device is recognized in (Windows) to confirm the current firmware version. Initiate Update : : Do not disconnect power or cables during this process

: You will need 7-Zip or WinRAR to extract the .7z format. Leshik_5396-5400.7z