Download Older Version Of BlackBerry PlayBook OS, PlayBook OS 1.0.8.4985 And OS 2.0.0.4869
Are you looking for the older BlackBerry Playbook OS versions, the ones older than the current OS 2.0.0.6149, for example Playbook OS 2.0.0.4869 or Playbook OS 1.0.8.4985. Fortunately you can find those OS here. So you can downgrade to the said OS and then jailbreak your Playbook with DingleBerry.