yesterday i tried to install a free copy of camtasia 8 the video showed a way so i can register the program free
the way suggested was to go to c:/windows/system32/drivers/ect/ then try to change the security properties of the host file and add a states called everyone but isn't work for me so i canceled it, then i get a free user name and serial number from friend and register the program and working properly. I restart may computer lately and its not working , its keep restating i tried refreshing the system but its said my c partition is locked i tried restoring it using troubleshooter but it's not restoring it and tell that no restore point when try to make a one the system response is "system protection is available only in online operating system. auto recovery not working too .
i have a lot of data of my work i will lose them if i format the pc did what i did previously is the reason and how i get my data and didn't lose them please help me with this