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Outlook Guest Check-In with Integrated 3G Certificate

Streamline Outlook guest check-ins: visitors scan their 3G proof at reception while teams decide whether submission is mandatory or optional for appointments.

Updated

Update 2026: This post describes an early development stage of the guest registration from 2021. It has since become the product Smarter Visitor Registration. The 3G certificate step is no longer part of the current product. The current feature set and setup are described in the documentation.

We have already introduced our guest registration app in earlier posts. It lets you check visitors in and out directly in Outlook, providing full visibility into who was onsite and when—crucial transparency during the pandemic. This article showcases our latest enhancement: guests now scan their 3G proof as part of the check-in.

Enhanced guest registration with 3G proof

Check-in with a built-in scan

When a visitor arrives, they register at reception. With the new feature, they scan their 3G certificate right inside the registration flow. As soon as the QR code is validated, the system stores the result with the guest’s Outlook entry.

GIF: Outlook guest registration scans a 3G certificate at reception

Optional step when needed

The automated scan removes the need for manual spot checks. Organizations decide whether uploading proof is mandatory or optional. If it is optional, guests can skip the final screen and are still checked into Outlook without a 3G certificate.

Screenshot: The 3G proof step can be skipped before finishing check-in

Flexible after the pandemic

Once COVID restrictions are lifted, you can disable the 3G proof step entirely so guests check in as usual without providing an additional certificate.

3G at the workplace

Smarter 3G supports employees

To comply with 3G policies in Austria and Germany, we also built Smarter 3G. It records and monitors employee certificates, allowing staff to register their proof themselves and sparing supervisors from manual checks. The discontinued portal was available via sicher-am-arbeitsplatz.at for Austrian companies and sicher-zur-arbeit.de for German organizations.

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