Huawei p20 lite just restarts?

Hey all need urgent help have the huawei p20 lite my phone hangs for 2 weeks only, the battery is super fast down for example yesterday at 07.30 went out of the house hardly heard music, not played on the phone as I then at 8.40 at the work was my phone just 25% battery, today. Is it really blatant it just reboots I looked at whatsapp storys earlier and my phone just went out and restarted

Ask for help half a year

Would send it in.

Thanks for the tip but then no mobile phone and need it urgently because of the work

Save data Factory setting.

Maybe that helps.