Adwords Editor lets users do all of these things except:
- simultaneously make edits to multiple accounts online
- keep working while offline
- view statistics for all campaigns
- export and import files
The correct answer is: simultaneously make edits to multiple accounts online
Explanation: Adwords Editor cannot let users simultaneously make edits to multiple accounts online. You can: Use bulk editing tools to make multiple changes quickly, Export and import files to share proposals or make changes to an account, View statistics for all campaigns or a subset of campaigns, Manage, edit, and view multiple accounts at the same time, Search and replace text across ad groups or campaigns, Copy or move items between ad groups and campaigns, Undo and redo multiple changes while editing your campaigns, Make changes in draft before uploading them to your account and Keep working even when you’re offline.
Read more here: https://support.google.com/Google-Ads/answer/2484521
