Checkmark "Capture respondent identifying info" and type "uwfid" in the 2 fields that appear (indicated by red arrow in the screenshots below).
Step 5
Use the "Move" option on each of your survey blocks to click and drag each block under the new Authenticator area. This will ensure that no parts of the survey will be accessible until the respondent logs in first.
Step 6
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Step 1
Click Save Flow in the bottom right corner to save your settings.