Do not proceed until you have confirmed this. The files are not interchangeable.
If you cannot find the file, contact the seller or a local EVPAD dealer. They have private archives of verified firmware versions. evpad 5p firmware download
There is massive confusion among users regarding the EVPAD series. The "5P" has several sub-variants. Downloading the wrong firmware (e.g., EVPAD 5S firmware on a 5P) will brick your device. Do not proceed until you have confirmed this