Download: Download Archos 5 Internet Tablet OS v 1.7.95 (88543Kb)

According to the change-log:

Version 1.7.95 – March 23th, 2010
Multimedia center: fix multimedia center sometimes not starting
Suspend: implement a deep sleep mode triggered by long press on power button that suppresses device wake up by alarms. Normal suspend behavior is preserved and triggered by a short press on power button.
System monitor: add kill all applications entry on top of the running application list for easier access
Mutlimedia: increase Archos Multimedia Library update speed for large hard drives when using MSC USB mode
Multimedia: fix some mp3 files playing with wrong sampling rate
Multimedia: fix some subtitles preventing correct video playback
Multimedia: fix compressed MKV subs sometimes not displayed
Cell phone tethering: disable TCP/IP header compression since it conflicts with some carriers
Networking: fix some DHCP issues occurring with some buggy access points on certain firmware revisions (e.g. WRT54G v5 FW 1.01.0)
Networking: fix some Wi-Fi disconnect occurring when exiting from suspend
Networking: fix Wi-Fi turning directly off when wpa_supplicant.conf file is empty
Appslib: version 1.1.6b2 of appslib is installed at firmware upgrade
Accessories: add HDMI minidock support

You can discuss this firmware update at: http://forum.archosfans.com/viewtopic.php?f=47&t=31897