How to Update?
You can follow my guide (remember backup all website before update)
Step 1: Go to FTP or Cpanel, delete old folder theme injob in :"wp-content\themes"
Step 2 : Unzip file new version theme and upload new folder theme injob to :"wp-content\themes" in your hosting
Step 3: Go to admin and update plugin
You can see video in here https://hoak34-gmail.tinytake.com/sf/MjE0MzM0Ml82Njg2NTcy
Note. Backup your system before upgrading