Open SP Flash Tool , load the scatter file, and select the auth file in the designated "Authentication File" slot.
Only use auth files from trusted sources to avoid corrupted firmware or security risks. tecno in5 auth file
The Tecno In5 Auth file is a authentication file used in Tecno mobile devices, specifically the Tecno In5 model. This file is required to authenticate the device's software and ensure that it is genuine and not tampered with. Solid paper — Tecno IN5 auth file Tool