Opening checkouts in bulk
To open checkouts in bulk, complete the following steps:
Click the Checked out records icon in the Dev Studio header and then click Bulk actions.
Select the check box next to one or more rules.
Select Open from the list at the bottom of the window next to the Start button.
Wait for the lock icon to appear in the Status column next to each selected rule name.
Review each opened checkout. If you do not have checkouts enabled, open the Recent Explorer to access each checkout.