Prestigio PMP 3870c duo bricked (black screen)

Hi, please I need help with unbricking my tablet Prestigio 3870c duo. I done allready repair with AML burn.tool and my tablet start recognized . After i cant find any compatible firmware for 3870 then i use flash files for 3970 because i red on the net it is simmilar but not. Touch screen not anwear and colour display look funny. After that i find it official firmware for my tablet but it been too late. Now if i want to flash with any files all stop it with error : (FIND NO UPGRADE CONFIG- please load it manually and other one: can not open the file config_progress.xml\usb_spl.bin.
Can you somebody help me with this big problem . Thank you every one who going help me :)

Log from AML: -----importUpgradeFile-----filenameD:\adko\hu\Prestigio_PMP3870C_Duo\Prestigi o_PMP3870C_Duo\Firmware_Pres_pmp3870c_duo\update.z ip
[T 0][13:30:36]: load spl ...
[T 0][13:30:37]: can not open the file config_progress.xml\usb_spl.bin
[T 0][13:30:43]: failed ,current step is 1
[T 0][13:49:46]: load spl ...
[T 0][13:49:46]: can not open the file config_progress.xml\usb_spl.bin
[T 0][13:49:53]: failed ,current step is 1
-----importUpgradeFile-----filenameD:\adko\hu\Prestigio_PMP3870C_Duo\Prestigi o_PMP3870C_Duo\Firmware_Pres_pmp3870c_duo\update.z ip