Boss Katana MkII firmware
Latest firmware: 2.00
What's new in 2.00
Last checked 11 Sep 2026
Download 2.00 from Bossopens in a new tab — boss.infoHow to update the Boss Katana MkII
What you need
Boss Tone Studio for Katana MkII — the software Boss uses to load firmware onto the Boss Katana MkII. Download links below.
Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.
Drivers & software for the Boss Katana MkII
The Boss Katana MkII is updated with Boss Tone Studio for Katana MkII, published by Boss.
Download Boss Tone Studio for Katana MkII from Bossopens in a new tab — boss.infoGet Boss Katana MkII firmware alerts
We check Boss's official download page every day. Sign in and we'll tell you — by email, Telegram or push — the moment a new Boss Katana MkII firmware ships. One message per release.
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Boss Katana MkII firmware update history
Changelogs summarised from the manufacturer's release notes.
Release notes for this version are listed above.
Release notesopens in a new tab — boss.infoBoss Katana MkII manual & official pages
- Boss Katana MkII user manual (PDF)opens in a new tab — boss.info
- Boss Katana MkII on boss.infoopens in a new tab — boss.info
- Download Boss Katana MkII firmware from Bossopens in a new tab — boss.info
Boss Katana MkII firmware FAQ
What is the latest firmware for the Boss Katana MkII?
The latest firmware for the Boss Katana MkII is version 2.00, released on 1 Jul 2022. FW//RADAR last checked Boss's official page on 11 Sep 2026.
How do I update the Boss Katana MkII?
Update via USB mass storage. Same version for all Katana MkII models. Full instructions on Boss's official firmware page.
What software do I need to update the Boss Katana MkII?
You need Boss Tone Studio for Katana MkII, available from Boss's support site.
Where can I download Boss Katana MkII firmware and drivers?
Directly from Boss's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →
Where can I find the Boss Katana MkII manual?
The official Boss user manual is a PDF hosted on boss.info. Boss Katana MkII user manual (PDF) →
Is the Boss Katana MkII still receiving firmware updates?
The last firmware release we recorded is 2.00 from 1 Jul 2022. FW//RADAR still checks Boss's page daily.