Sp Flash Tool V5.1516
He downloaded the tool and installed it on his computer. After launching it, he was greeted with a simple interface that asked him to select the device model, which he did. He then loaded the stock ROM, which he had downloaded from the manufacturer's website.
If you can tell me the and the problem you're experiencing (brick, soft brick, boot loop), I can help you find the correct stock firmware and tailor these instructions to your situation. YouTube·Hovatek How To Use SP Flash Tool (Full Guide) sp flash tool v5.1516