Galaxy S5 widget not updating

[chargersrool]

Having some problems with my Google calendar and weather app not updating. how can I fix this?

 

[CampSoup1988]

I have been having a similar problem when all my widgets (weather, book progress, etc) would stop updating at the same time. Sometimes it can go all day before they freeze, and so far, the only solution that I can find is to restart my phone.