How to Fix a System DLL

Check for System Updates
1. Double-click the Internet Explorer icon on your desktop to open the browser. Type 'www.update.microsoft.com' into the address bar and press the 'Enter' key. This will take you to the Microsoft Update web page.
2. Click the 'Express' button to see if there are any updates that are available to download.
3. Click the 'Install Updates' button to download and install the updates on your system.
Reinstall Microsoft Programs
4. Insert the installation disc for the program, such as Microsoft Office, into the CD/DVD drive for the computer. Alternatively, you may also double-click the setup file for the program that is on the hard drive or removable media.
5. Click the 'Next' button when the Installation Wizard appears and then follow the instructions on each screen, such as accepting the license agreement.
6. Continue through each screen of the Installation Wizard and click the 'Finish' button to complete the installation.
7. Restart the computer and see if errors still occur when running programs.