Latest releases 2. Dog barking 4. The last release is Protool 1.2.2, created date June 1, 2000.
New release is made to correct and to add modify features.
For each releases , a note is available with the changes from the last version. It's up to you if you need to upgrade or not. If you find any problem with your current installation, the first thing to do is to update Protool. Only the latest version is maintained. If you still have the problem on the latest version, report it to Protool helpdesk.