The file appears to be a specific segment of a multi-part RAR archive, likely containing firmware, software, or a sound library for the Go to product viewer dialog for this item. Guitar Effects Processor. How to Use This File
If the extracted files are guitar patches, this guide shows you how to import them into your device using Boss Tone Studio: Boss GT-1 Tutorial - How to Import & Export Patches GuitarNTabs YouTube• Jul 14, 2022 GT1.63_2GB.part30.rar
: You need all segments of the archive (e.g., part01 through part30) in the same folder. If any part is missing, the extraction will fail. The file appears to be a specific segment
: A large library of user-created or professional guitar tones. Managing Content for Boss GT-1 If any part is missing, the extraction will fail
Once extracted, if the content consists of patches (usually .tsl files), you can manage them using official tools:
: Based on the "GT1.63" naming convention, this is likely: