Each full flash stresses the eMMC and PMIC, causing cumulative heat damage. Prefer “Download Only” for minor updates.
Here's a helpful post:
Some popular Xiaomi devices with these chipsets include:
Place the phone in front of a fan for 15 minutes or put it in a sealed bag inside a refrigerator for 10 minutes (not freezer!).
There is a widely circulated technical method (originally documented by XDA developers *xyz` and chaosmaster ) involving the MTK Auth Bypass .