Craftsman garage door openers do not have a dedicated button labeled reset, but the Learn button acts as reset for erasing programming and power cycling resets logic board, similar to Chamberlain and LiftMaster which are made by same parent company. To reset programming and erase all remote controls, keypads, and MyQ or Homelink codes on Craftsman opener, locate Learn button on motor unit mounted on ceiling, usually yellow, purple, red, orange, or green square button near antenna wire and LED, press and hold Learn button for 6 to 10 seconds until LED turns off, indicating all codes erased, then reprogram remotes by pressing Learn button once and pressing remote button within 30 seconds. To reset travel limits and force settings to factory defaults, Craftsman models have adjustment buttons or Set and Limit buttons, you can reset by following manual for your model number like 139.53985, typically pressing and holding adjustment buttons. To reset logic board after power surge, error, or erratic operation, unplug opener from power outlet for 30 seconds to 1 minute, then plug back in, power cycling resets board, disconnect battery backup if present. Some Craftsman wall controls have reset or lock buttons. There is no single reset button, but Learn button erases codes and power cycle resets board. Consult manual for your specific model.
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