This article will help guide you to make the right decision for your organisation regarding email signatures.
What's required by the business? By IT?
A Quick Overview
| Visible signature | Re-routing of emails | Default signature | Reply signature | Optional signatures | Signatures for shared mailboxes | Are unauthorized signatures deleted | GDPR approved data centers | |
| Outlook on Windows | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Outlook on Mac | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Outlook on RDS/Citrix | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Apple Mail on Mac | Yes | No | Yes | Yes | Yes | Yes | Yes | Yes |
| Outlook on the web (browser) | Yes | No | Yes | Yes | No | No | Yes | Yes |
| Outlook on iOS | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Outlook on Android | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Mail on iOS | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Native mail apps on Android | No | Yes | Yes | Yes | No | No | Yes | Yes |
| Gmail (browser) | Yes | No | Yes | Yes | No | No | Yes | Yes |