Epson 660 - Manual (Page 69)

Why can't I uninstall EPSON Scan Tool?
Several possibilities:
Troubles in starting EPSON Scan Tool
Why can’t I start up EPSON Scan Tool?
As for our experience, we list out possible causes and solutions:
Why the procedure to start EPSON Scan Tool is too slow?
RAM and virtual RAM are very important to image processing program, EPSON Scan Tool need large RAM
to undertake complete image processing. It is better for you to equip the computer with more than 128MB
RAM. We urge you to close other programs before open EPSON Scan Tool, so that its speed will be fast.
Cause Solution
System error: You did not uninstall EPSON Scan
Tool before you setup the operating system again.
So in the new system, there's an error in regedit
file.
Import the former system's regedit or delete all
EPSON Scan Tool files manually.
The uninstallation file is corrupt.
Delete all files in the folder and "EPSON Scan Tool"
references in the regedit manually.
The last uninstallation is unsuccessful.
Delete "EPSON Scan Tool" as described in "How to
uninstall EPSON Scan Tool" .
Cause Solution
Installation is blocked or bothered acciden-
tally
Uninstall it or delete all files manually, then reinstall
it.
File is destroyed Copy intact file or do as above
Shortcut is changed Redefine shortcut's path
Pirated software Purchase authorized software