Afd.sys is one of the most important files of the system which is located in the C:\Windows\System32\Drivers folder. Since it is located in System32 so you can think that how much it is important and responsible for the system. When you start or boot the system then it helps to load the system to start so if it is missing or damaged then the system is unsupported and due to this reason, you get BSOD (blue screen of death). Mostly BSOD error can damage some other system files, system hard disk, crash windows, system freeze also but mostly it indicates that something getting wrong in your system so try to know the issue and solve as soon as possible.
The cause of this error:-
Since afd.sys is a system file and also a driver so it is sure that it is used to communicate hardware, software and operating system. If this file is missing or damaged or moved from the default location of the system then the system can’t load and it will become the cause of BSOD error afd.sys. Sometimes malicious programs are also responsible for this problem because if they injected in the system then damage system files, move the location of the files etc. and due to this activity system files became unsupported. If the afd.sys driver is old or outdated then it may be the issue of BSOD afd.sys because it is compulsory to use updated and latest windows driver. If you have recently installed hardware or software which is not compatible then it may be the issue of this problem.
How to fix BSOD error afd.sys:-
If you want to fix BSOD error afd.sys then you have to do that scan the whole system with the help of latest and updated anti-virus and be sure that the system is protected from malicious programs. Go to the location of afd.sys file and search that is it available here if not then restore the system because it will help you to get the default settings of the system and this file will also locate to the default location. Update windows driver, repair windows files with the help of third party tool because sometimes it helps to repair system files automatically and also protect the system from harmful programs. Download and install DriverCure which is one of the best third party tools to solve the problems of the system occurs due to the driver.