I dont know if it's something i did but it was there one minute, gone the next! Please help

Answer:
Right click on your desktop, go to personalize then you'll see change desktop icons on the left click there and check the recycle bin.
Answer:
type a command regedit in run

search for “recycle bin”

and try to edit it's values to

you might need to search again to find more entries for “recycle bin”

it is little riski also