PLEASE HELP FAST A website's is usually the simplest version of the Blank Space of its homepage.

No, you just need to see your messages  within 24hrs, our the msg is gone. and you need to screenshot it if it's important.

Linkedin is similar to other social media platforms, because you can communicate with other users of the website, talk to owners of companies, or even employees, on the other hand it is different because you can't follow there profile, for it is strictly used for businesses.hope this !

If it is wireless, try resetting the computer/laptop's bluetooth or if its a mac, go to divice connection settings and restart that. or you could turn off the mouse and turn it back on.