ext2fs.sys - At your option

%sysdir%\drivers\ext2fs.sys

Improve boot up time Run a free scan to diagnose your PC and identify the system boottle necks slowing you down. Start Test

Fix Windows PC's Fast! Automated Software Repairs damaged & slow windows systems in 1 click.

Description:

%sysdir%\drivers\ext2fs.sys
EXT2FS.SYS is a part of Ext2fs Driver.
http://www.fs-driver.org/faq.html