Managing the software on your Huawei Nova 5T (Model YAL-L21/YAL-L61) often involves using (firmware) to resolve system issues like boot loops, software hangs, or to manually upgrade/downgrade your EMUI version. What is a Nova 5T Flash File?
Flashing wipes everything. Use Huawei HiSuite to back up contacts, messages, and photos before starting. nova 5t flash file