Don’t worry it’s really easy to solve this problem you just have to reset your network settings after it your wifi bluetooth, network all these problem will be solved.
[link|https://okadtech.com/huawei-p30-lite-wifi-problem-solution/|https://okadtech.com/huawei-p30-lite-wifi-problem-solution/|new_window=true]
Hope this will help you here it’s written how you can reset your network settings