: Go to Settings > About Phone > Detailed info and specs and tap Kernel Version repeatedly until the test menu opens. Clarification on Similar Models

Insert a thin plastic opening tool into the seam between the front glass display and the plastic back cover.

Fastboot ROM (ensure you choose the main folder containing the images directory).

At 3 seconds, the board’s LED turned red.

On the Mi Pad 1, these are typically located near the or the ribbon cable connectors .

Operating at the test point level is a high-risk, high-reward endeavor.