100% Fixed: SW REV. CHECK FAIL (BOOTLOADER) DEVICE All Samsung Mobiles and Tablets (2020)

100% Fixed SW REV. CHECK FAIL (BOOTLOADER) DEVICE All Samsung Mobiles and Tablets (2020) Your problem is that you are using old firmware file. Basically your mobile boot file is up to date. so download latest firmware from sammobile.com

Download Firmware:
https://sammobile.com

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Видео 100% Fixed: SW REV. CHECK FAIL (BOOTLOADER) DEVICE All Samsung Mobiles and Tablets (2020) канала usmanalitoo