226 If Something Goes WrongIf you need further assistance❖ Do one installation at a time. If you have several newitems to add to your computer system, install just one at atime, creating Restore Points immediately before eachsuccessive installation. This will make it much easier todetermine the origin of any new problems. For bestresults, follow this sequence:1 Back up critical data.2 Create a Restore Point.3 Install one item of hardware or software.4 Restart Windows.5 Use the new hardware or software for a while, notingany new problems. Make sure that your criticalapplications (e-mail, business apps, etc.) are workingcorrectly, and verify that important devices are stillfunctioning.6 For each additional hardware or software item, repeatthese steps, starting at step 1 if any of your criticaldata has changed, or starting at step 2 if no criticaldata has changed.If you need further assistanceIf you have followed the recommendations in this chapter andare still having problems, you may need additional technicalassistance. This section contains the steps to take to ask forhelp.Before you contact ToshibaSince some problems may be related to the operating systemor the program you are using, it is important to investigateother sources of assistance first.