Boss ES-5 firmware
Latest firmware: 2.03
What's new in 2.03
Last checked 11 Sep 2026
Download 2.03 from Bossopens in a new tab — boss.infoHow to update the Boss ES-5
What you need
ES-5 Editor + UpdSMF — the software Boss uses to load firmware onto the Boss ES-5. 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 ES-5
The Boss ES-5 is updated with ES-5 Editor + UpdSMF, published by Boss.
Download ES-5 Editor + UpdSMF from Bossopens in a new tab — boss.infoGet Boss ES-5 firmware alerts
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Boss ES-5 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 ES-5 manual & official pages
- Boss ES-5 user manual (PDF)opens in a new tab — boss.info
- Boss ES-5 on boss.infoopens in a new tab — boss.info
- Download Boss ES-5 firmware from Bossopens in a new tab — boss.info
Boss ES-5 firmware FAQ
What is the latest firmware for the Boss ES-5?
The latest firmware for the Boss ES-5 is version 2.03, released on 1 Aug 2020. FW//RADAR last checked Boss's official page on 11 Sep 2026.
How do I update the Boss ES-5?
Update via MIDI (not USB): requires USB-MIDI interface and .mid file from es5_sys_v203.zip. Full instructions on Boss's official firmware page.
What software do I need to update the Boss ES-5?
You need ES-5 Editor + UpdSMF, available from Boss's support site.
Where can I download Boss ES-5 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 ES-5 manual?
The official Boss user manual is a PDF hosted on boss.info. Boss ES-5 user manual (PDF) →
Is the Boss ES-5 still receiving firmware updates?
The last firmware release we recorded is 2.03 from 1 Aug 2020. FW//RADAR still checks Boss's page daily.