Apple has posted the 10.4.5 update to Mac OS X 10.4 (”Tiger”), available via both Software Update or (our preferred format) a single 10.4.5 Combo Updater that includes all previous updates.

As usual, you can choose to wait a few days before upgrading to ensure there are no unexpected problems.

Feel free to add your upgrade experiences, good and bad, to the comments section.

From the download notes:

10.4.5 Update is recommended for all users and includes general operating system fixes, as well as specific fixes for the following applications and technologies:

• Address Book, AppleScript, Automator, Dictionary and Font Book
• iCal, iChat, DVD Player, Mail, Preview, Safari and Stickies
• Disk Utility, Keychain Access, Migration Assistant, Software Update
• usability of Dashboard and widgets
• viewing of QuickTime streaming media behind a firewall
• time zone and daylight savings for 2006 and 2007
• RAW camera support, including updated ATI and NVIDIA graphics drivers
• sharing using AFP, SMB/CIFS, NFS and FTP file sharing protocols
• reliable access to Open Directory, LDAP and Active Directory services
• VPN connections to Cisco servers when using NAT
• AirPort and Bluetooth wireless connectivity
• compatibility with third party applications and devices

For detailed information on this Update, please visit this website: http://www.info.apple.com/kbnum/n303180