How to clean a scanner

Free computer tip on how to clean a scanner

Scanner is a well known device used to scan documents but some times the scanned documents are visible enough or rough image is scanned. This is because your scanner is dusty and need to be cleaned.Fortunately you can clean your scanner yourself very easily.

Cleaning a scanner :

• unplug the power cables and data cables attached with scanner
• remove the external dust from body
• clean the glass of your scanner with any optical cleaner fluid
• Use tissue paper or soft cloth to clean the sensitive part of the scanner.
• don't try to open the screw because you cannot fix it as before
• for better result repeat this cleaning process after every two months

Resolving Inability to Add or Remove Programs

Free computer tip for resolving inability to add or remove programs

If a particular user cannot add or remove programs, there might be a simple registry edit need.

click at start button then select RUN and type Regedit

Go to HKCU\Software\Microsoft\Windows\CurrentVersion\Pol icies\Uninstall
Change the DWORD NoAddRemovePrograms to 0 disable it.

Increasing File System Caching

Free computer tip for Increasing File System Caching

To increase the amount of memory Windows will locked for I/O operations:

click start and then click RUN then type Regedit

Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management
Edit the key IoPageLockLimit

This will improve you system speed and performance