Or Something Tiny might be Blocking the Band to Fit In. Versa 3, Sense Snap On Fastener Internal Socket Issue. Here’s the list of Fitbit models along with the type of socket it uses: Fitbit Models Socket Fastening Method Possible Cause for Detaching Versa, Versa 2, Versa Lite Pin-And-Tuck Damaged pins might have resulted in Loose Socket. In-deformable Connector: Seamlessly Clasp without requiring any tools.Metal Push Tab: Uses Metal push buttons to help it better clasp with Fitbit.Snap-On Fasteners: Holds on the Watch Socket with a snap.

Pin-And-Tuck: Uses Quick Release Pin to hold the strap in the watch socket.Typically, you’ll find four types of fasteners for Fitbit bands, which include: Depending on the Fitbit model, the socket may vary because each Fitbit model uses a different socket fastening method. The watch band socket is the part of the watch that attaches to the band. Moreover, the band may also detach if it has been pulled on too strongly, twisted, or caught on something while wearing it. According to Fitbit users, their watch band usually falls off due to looseness in sockets or the bands not being secured correctly with the Fitbit body.

Fitbit 4 band