Teenage Engineering OP-1 Field
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Current Firmware
1.7.3
Turn off the OP-1 Field. Hold COM while switching power on to enter TE Boot, then connect via USB-C. Press 1 to mount as a mass storage disk, copy the firmware file to the disk, and safely eject. The device updates and reboots automatically. Alternatively, use the MIDI updater at teenage.engineering/downloads/op-1/field in a Chrome/Edge/Opera browser.
Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.
Firmware pageopens in a new tab — teenage.engineeringFirmware History
Changelogs summarised from the manufacturer's release notes.
1.7.3
2026-05-26
- fix rare freeze during normal operation
- fix rare spontaneous factory reset
- fix rare crash when lifting/dropping presets
- fix name editor displaying long preset names incorrectly
- fix fazer graphics drawing outside the screen
- fix custom icon still visible while sampling is active
- fix broken focused synth sample position editing
- fix user presets losing samples when moved from non-snapshot folders
- make sustain pedal work for locally played notes as well
- fix windows MTP bug when file could be corrupt when copying from device
- fix weird tape jump when hammering SPLIT and FWD/REV
Release notesopens in a new tab — teenage.engineering
1.7.0
2026-04-29
- tape undo
- new MIDI controls
- move system settings to COM > T1
- move MIDI options to system settings
- add MIDI monitor to system settings
- add SPP ORIGIN MIDI setting
- improve support for incoming MIDI transport over BLE
- send SPP when jumping with shift+arrows
- new device list design
- custom icons for TE devices on input screen and in device list
- popup when connecting to TE devices
- align metronome to tape
- fix occasional pop after looping rec
- fix terminal fx chirp on startup
- fix outgoing MIDI to K.O-II WIDI
- visualize drum sample fade in/out
- fix screen lag after recording to tape
- tape screen: show loop BPM when holding shift (free mode only)
- don't scroll to top when deleting tape
- fix tape loop jumping pops and misalignment
- MTP: tape WAV files trimmed to actual recording length
- MTP: imported tape from WAV now creates corresponding clip
- MTP: avoid crashing when importing certain invalid WAV files
- MTP: support UTF-8 characters
- improve graphics performance
- stability fixes
Release notesopens in a new tab — teenage.engineering
1.6.9
2026-02-23
- fix freeze when recieving large amounts of incoming USB MIDI as host
- fix rare crash when dropping a clip
- fix screen lag after certain tape operations
- add system setting to disable count-in
- count-in now counts up instead of down
- fix input setting incorrectly set to off after factory reset
Release notesopens in a new tab — teenage.engineering
FAQ
What is the latest firmware for the Teenage Engineering OP-1 Field?
The latest firmware for the Teenage Engineering OP-1 Field is version 1.7.3, released on 2026-05-26. FW//RADAR checks the manufacturer's official sources for new releases.
Where can I download Teenage Engineering OP-1 Field firmware?
Directly from Teenage Engineering's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →
Manufacturer page →opens in a new tab — teenage.engineering
Manual →opens in a new tab — teenage.engineering
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