The BIOS got corrupted due to a COMS configuration error during Windows reinstallation.
So, it would be great to have the original BIOS.
Go to the Chuwi website: Search on Google.
Go to support.
https://www.mediafire.com/file_premium/3flakuotqj4asz7/DNP13V1.03_CW_BIOS_ReleasePackage_20240614.zip/file
Be careful if you vreak it..