A: Yes, but do not check "Wipe TA." Flashing the TA partition can permanently SIM-lock your device. Always check "Exclude TA."
(if executable):
Here’s a useful, concise write-up on (often referred to in Mediatek / SP Flash Tool circles, though the versioning can vary across forks). This covers what it is, key updates, and practical usage notes. flashtool v0860 updated