My MacBook 2020 Touch Bar failed two years ago. It basically flashed and flickered all the time. Until recently, my only way to fix the issue was covering the Touchbar with electrical tape. I also covered the small grooves to stop the rave. But eventually, I was fed up. After two years of this issue, I finally decided to try to “fix” it. Unfortunately, after a lot of research, there’s no real fix because it’s an actual hardware failure. So to actually fix it, you have to replace the module/Touchbar, which is quite expensive for a five years old laptop. Now the only economical way to mitigate the issue, is to disconnect the Touch Bar connectors from the motherboard and remap the function keys to other key combinations to retain function-key and media-control functionality
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