WHY IS my controller not connecting to my computer?

My controller wont connect even if i connect it using a usb cable but few day ago it connnected but my other controller does connect but that one is bad

crwdns2893858:0crwdne2893858:0 crwdns2893862:0crwdne2893862:0

crwdns2894050:0crwdne2894050:0

crwdns2889612:0crwdne2889612:0 0
crwdns2892346:0crwdne2892346:0