How to Flash Dead Android Phone Safely

[@gstfrr2]

Is it possible to save an old Samsung Wave 723 (Bada OS) that I killed during a failed ROM flashing? It doesn't turn on not even in download mode. But I checked with a multimeter and it is charging and the battery has power.

[@krishnab8355]

i have google pixel 5 which was stuck in fast boot mode, can you tell me how to flash my device.

[@adamsteffes5885]

same.