When you flash a "clean" firmware, you are essentially reinstalling the phone’s original operating system from scratch. This removes security credentials, giving you a fresh start.
In SP Flash Tool, click the button next to Scatter-loading File . smile q9 flash file without password
Remember the golden rules:
Use SP Flash Tool (Smart Phone Flash Tool) , which is the standard utility for MediaTek devices. When you flash a "clean" firmware, you are
Turn off your Smile Q9 completely. Remove the battery if possible, then reinsert it. When you flash a "clean" firmware