Removing a vw door handle is one job i have seen done wrong a lot.
Vw golf door handle fell off.
This video is about how to fix rear passenger door handle on škoda octavia 3.
Looking at the design of the whole assembly it looks like that little clip on part actually holds the door handle forwards while you re opening to stop it disengaging from the inside mechanism.
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That is until i learned the trick to never mess.
I have even struggled to do this properly.
The handles on the mk7 golf are held on by a series of internal hooks.
It just sounds like during assembly the hook towards the rear of the handle wasn t sufficiently clipped into place making the whole assembly loose.
It s fairly easy to hook into the rod and cause it to disconnect if you stuck an object down into the door.
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How to remove the door handle vw golf 7 2014 from the passenger side here is what removal tools i use.