1. Symantec products are a royal pain, which is why they made a program called "SymNRT" (short for Symantec Norton Removal Tool). It is available on their website and completely removes all traces of any symantec product from a client computer. Learn to use it, as Symantec installation errors are extremely common and very had to diagnose.
2. There is a cleaning utility called CCleaner which is free and very powerful. It comes with a file cleaner, a registry clean&repair and a, uninstall menu cleaning option. It's great for removing pesky programs that refuse to get out of the uninstall menu.
3. If your windows xp refuses to boot, try the Last Known Good Configuration, If that doesn't work, boot into the recovery console and try fixboot, fixmbr and chkdsk /r.
4. Hijackthis is an amazing program to use when a customers' browser is being redirected and, well, hijacked. It works wonders when you use it woth ad-aware and spybot SD.
5. Network connection problem? Can't get online? Try the following:
Open a command prompt windows and pass these commands, or even make a batch file of them:
ipconfig /release
ipconfig /renew
netsh
int
ip
reset resetlog.txt
ctrl+c
You can diagnose many connection errors depending on the messages you get while doing the above procedure and, usually, it's going to resolve the error












