You might ask: Why not just download the latest version? The answer lies in regression bugs and dropped support.
Safety is a critical consideration when using this tool. Flashtool 0.9.18.6 provides checkboxes to "Wipe" or "Exclude" certain data types. Standard practice for a clean install involves wiping the DATA, CACHE, and APPSLOG partitions. However, users should be aware that this deletes all personal files on the device. Conversely, if you are simply trying to fix a minor system bug without losing photos, you can uncheck the "Wipe Data" box, though this carries a higher risk of resulting in a boot loop. flashtool 0.9.18.6