Your hand held garage door opener remote should be able to operate normally when approximately 10 15 meters away from the system usually around 2 3 car lengths.
Interference free garage door opener.
If this is the case a new control panel may be your best bet.
Unfortunately if the control panel for your garage door opener is older it may be more prone to radio frequency interference.
The genie girud 1t universal conversion kit was made to fix this issue.
How to remedy interference between your garage door remote and another appliance.
If you re experiencing problems with range you may have a weak battery at play as well as radio interference or physical interference.
This thread suggests isolating the garage door opener from interfering devices by placing a 3 foot x 3 foot square of aluminum foil on the ceiling above the opener.
For instance the liftmaster 888lm offers the ability to monitor and control your garage door right from your smartphone including the opener lights and more.
Turning your antenna in the opposite direction of high frequency signals can divert unwanted interference from disturbing the frequency of your garage door opener which in turn can improve its operating ability.
Locating and adjusting the antenna inside of your garage can change the frequency on your garage door remote.
Plus it s compatible with other accessories with myq technology so you could install the timer to close feature so that your garage door.
Some garage door openers may only work on a single frequency this kit is a dual frequency upgrade so if there is frequency interference on the 390mhz most commonly used in garage door openers then it will automatically switch to a 315mhz.
First you have to identify what is causing the interference.