why is my mobile not storing logs and messages since 10:15am june 25?

[Windows Central Question]

3 days before ,my mobile freezed and forcely switched off it.When it restarted,everything was normal but my date and time went back to 9:45 am jan 14 2015.Also there was no any histry of call logs and messages since the it was frozen.

 

[Chintan Gohel]

3 days before ,my mobile freezed and forcely switched off it.When it restarted,everything was normal but my date and time went back to 9:45 am jan 14 2015.Also there was no any histry of call logs and messages since the it was frozen.

was anything else missing like installed apps or photos?
Which phone model and OS?

If you need additional help or have more questions or details to share, please join the site so you can reply in this thread. See this link for instructions on how to join Windows Central.