The picture is too troublesome. Let me tell you the steps. There is [Settings] next to your user name. After entering, the default is in [Personal Information]. [Personal Information] has several columns. On the right There is [Personal Information], click it and scroll down to see [Personal Signature], modify it there. If you want to insert a picture, find an external link album or upload the 300BLOG album. After copying the address, there is Picture option, just insert it.