Itel A52S Lite If the mobile stops at the warning boot screen, it is a sign that the firmware is incomplete or corrupted. Using the DA file, SP Flash Tool can fix the boot section of the mobile and make it usable again. When the mobile stops at only 1% or 2% during flashing, it is a "preloader permission block". The DA file makes the communication between the computer and the mobile reliable at this time, making full flashing possible.
Many users of Itel A52S Lite mobiles get dm-verity or red state error, this is due to the secure boot policy. DA file convinces the mobile that this file is genuine and safe by signing the system image, thus the error is eliminated. In some models, even the screen does not turn on, and only vibration is felt. At such a time, DA file gives SP Flash Tool a chance to make a physical connection so that the tool can make it usable once again.