Because two different garage doors can accidentally be programmed to the same channel your neighbors may be causing your garage door to open on its own.
Neighbors garage door opens mine liftmaster.
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It looks like wireless interference is to blame and the effected families have.
315 mhz scanner what could cause this level of interference.
When your neighbor uses their remote to open or close their door it may cause yours to open too.
Just reprogram your.
If this does not fix the situation then you may need to replace the garage door opener or the circuit board to get to a different frequency.
If your neighbors garage door remote is opening your garage door the first thing to do is reset the codes using the dip switches or learn button.
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If the frequency is the problem you re lucky you have an easy fix.
You probably have a very old opener that uses dip switches a row of tiny numbered switches to set the code.
Louis all had their garage door openers go haywire since christmas.