If it’s the update problem. Either migration, but you do not see this option. or Resetting the phone to factory settings, may be a solution. But your cell must be charged more than 50%. Important : that you will lose everything. But, it may be...
Do you want try this :Touch Settings Select Storage Touch the upper right corner of the screen to display the Migrate Data option and select Migrate Data. Touch Migrate Wait a moment while transferring data. When this process is complete, check if...