Device
- Photos or videos are blurred or not focused.
 - Poor photography and low pixels
 - After the photo is taken, the picture is loaded slowly.
 - The image taken is not clear, or one lens is clear and the other lens is not clear.
 - The taken photos are not clear.
 - Whether televisions can be remotely controlled through mobile phones
 - Can data be restored through the backup and restoration function in the recovery mode?
 - Can I use Google mailbox?