"Plugins -> Batch Editing -> Add Plugin" select a file "batchediting.plg" and click "OK".
Key:
4663D-7YFWG-TNR6C-B9XVG-Y774L
KSVVJ-8XJ47-H89QZ-LH2VK-XTRR6
YHMCG-7TPFS-ZPHL9-JCSKB-L98ZB