In order to launch the Smart-ID app from a web page or app in a mobile browser, the browser must support Same-device links.
Safari, Chrome, Firefox, Edge and Samsung Internet browsers support these features, however some require additional configuration.
Other browsers may or may not support Same-device links.
In certain conditions it might be necessary to explicitly allow opening Smart-ID links.
Follow these 2 steps while in Safari browser:
If this does not work, try restarting the device.
The recommended browser on Android is Chrome, which support Same-device links without any further configuration.
Follow these steps while in Edge browser:
Step 1: Tap the menu button and then tap Settings
Step 2: Tap on "Privacy, security and services"
Step 3: Scroll down and click on "Block opening external apps"
Step 4: Disable it
Follow these 3 steps while in Firefox browser:
Step 1: Tap the menu button and then tap Settings
Step 2: Tap on "Open links in apps"
Step 3: Select "Always"
Follow these 3 steps while in Samsung Internet browser:
Step 1: Open Samsung Internet Settings
Step 2: Open "Useful features"
Step 3: Toggle off "Open app links in browser"
If the Web2App and App2App links do not work even after following the above instructions, try re-starting the browser / phone.