if your pc totally virus affected or getting very slow programms are not run then here is the solution

repair ur pc 99%

here is the solution 

step1 for those whose pc is start and show desktop 

• go to the safe mode 
• open C drive  then go to the windows folder open it
• then find the np reg folder in windows
• after you got the np eg folder open it 
• then u will see the folders with diffrent dates
•  select one of them date folder and open it u will see many files 
• select the name with ERDNT.EXE 
• run this file as administrator  
• then u will see the window like show in image 
• then just tick on system registry and current user registry 
• nt option remain same as image 
• then click in ok 
• every things is done ur windows is now reboot and  clean with any kind of error or viruses 

NOTE-

 IF THE NP REG FOLDER IS NOT SHOW IN YOUR WINDOWS THEN THIS RESTORE MODE NOT WORK SO EVERY TIME WHEN U INSTALL THE NEW WINDOWS THEN INSTALL NET PROTECTOR DEMO VERSION NET PROTECTOR CREAT THIS FOLDER SO DONT FORGET TO INSTALL NPAV ANTIVIRUS AFTER THE NPAV INSTALLATION IS COMPLETE RESTART UR WINDOWS THEN AGAIN REMOVE NPAV ANTIVIRUS AND INSTALL ANY OTHER ANTIVIRUS U HAVE ................... thnaks  k