HP Write Manager - Administrator Guide
HP Write Manager Conguration
HP Write Manager Conguration is a Control Panel app for managing HP Write Manager. When used with a thin
client operating system, HP Write Manager Conguration can also congure Enhanced Write Filter, File-Based
Write Filter, and Unied Write Filter. To open this app:
▲ Double-click the notication icon.
– or –
In Control Panel, select HP Write Manager Conguration.
The tasks you can perform in this app include the following:
● Disable or enable HP Write Manager (requires a system restart)
● View information about HP Write Manager and the overlay cache
● Congure le and registry exclusion settings
● Enable or disable HP Disk Cache settings
NOTE: For more information about HP Disk Cache settings, go to HP Disk Cache on page 10.
● Edit the exclusion list to add or remove les and folders (requires a system restart)
● Set the overlay cache size (requires a system restart)
● Set the cache usage in MB at which warning and critical messages each display
Command-line arguments
You can use command-line arguments to manage HP Write Filter. For more information about the command-
line arguments, see the HP Write Manager WMI Scripts white paper.
NOTE: This white paper is available only in English.
Increase the default maximum limit for overlay
IMPORTANT: By default, the maximum overlay is based on how much memory is available on the system
that HP Write Manager is installed onto. Changing the maximum limit for an overlay should only be performed
by administrators with experience and knowledge of the specications and conguration of the system being
used. Before making any changes, it is recommended to test image performance to determine the
appropriate memory required. Do not increase the maximum overlay limit to a number higher than available
system memory.
Follow the procedure below to increase the maximum size allowed for overlay.
1. In the HP Write Manager conguration menu, select More Settings
2. Select the Advanced tab.
3. Input the desired maximum overlay size (in MB) in the entry eld. Select OK to save the change.
4. Restart your system for the change to take eect.
Increase the default maximum limit for overlay 3