Hello everyone.I have Xiaomi Black Shark 4 and its missing widevine certificate level L1.I can't play netflix in full HD because it needs Widevine Level L1 and my device only have level L3. I did not update my firmware/software ever since. It's the stock from the box. I don't want my system to slow down because of update bugs. There are some tricks on other Xiaomi models about updating the certificate thru fingerprint payment info but in black shark 4 I...Read more