![How to fix gps rollover](https://kumkoniak.com/49.jpg)
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Creditsīy Leandro Motta Barros, but all the hard work is really done by Tomo Krajina's gpxgo library. My device is still able to get a fix and. If your are curious, there is some more information about the GPS rollover issue around the web: here, for example. This is a problem for me, because app like Strava that are relying on GPS date to function are now unusable. In the data signal of the GPS satellites, the date is coded in a 10-bit variable. Maybe there is some subtler point I'm not taking into account, but it worked well enough for my geotagging purposes. GPS Week-Rollover Problem briefly explained. To be honest, I am not even sure this is a proper fix to the GPS rollover issue. This program simply reads a GPX file and adds 1024 weeks to the date of each point. The last time this happened was in April 7th, 2019 and one of GPSs to go nuts was my beloved Holux GPSport 245 (which I have been happily using for geotagging my photographs for more than 7 years). About every 20 years this field overflows, causing some (arguably buggy) GPS receivers to go nuts.
![how to fix gps rollover how to fix gps rollover](https://www.team-bhp.com/forum/attachments/car-entertainment/1867974d1555158693-gps-epoch-rollover-screenshot_201904131301111.jpg)
In particular, there is a 10-bit field representing "the week". The GPS system represents dates and times in a weird way. GPS Week Number Rollover Update your device by visiting Settings -> System -> System Update -> Check for Update. Fixes the GPS week rollover issue in GPX files by adding 1024 weeks to the timestamp of every point.
![How to fix gps rollover](https://kumkoniak.com/49.jpg)