If your android device is bricked during flashing and not booting into fastboot/bootloader, download mode or not detecting in pc then try following steps.
Step 1: Instal the correct usb driver in your pc and conect your mobile throught data cable with press and holding volume down key.
If still not detecting try to charge atleast 2 hours
Step 1: Instal the correct usb driver in your pc and conect your mobile throught data cable with press and holding volume down key.
If still not detecting try to charge atleast 2 hours
STEP 2: TRY TO DISCONECT AND RECONECT YOUR MOBILE BATTERY THEN CONNECT IT TO CHARGING FOR 2 HOUR AND TRY TO TURN IT ON.