> For the complete documentation index, see [llms.txt](https://ztrust.gitbook.io/ztrust-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ztrust.gitbook.io/ztrust-documentation/user-manual-ztrust-v2.0/admin-manual/how-to-set-up-multi-factor-authentication/setup-of-otp-based-login.md).
# Setup of OTP Based Login
To set up OTP Based Login feature, do the following steps -
1. Click on Authentication.
2. Click on Duplicate for Browser Flow.
3. Provide any name - OTP Based Login Flow.
4. Click on Duplicate.
5. Click on Add step.
6. Select Advance Phone OTP Authenticator.
7. Click on Add.
8. For the Advance Phone OTP Authenticator, click on Settings.
9. Provide the below details as required.
10. Click on Save.
11. Click on Action, and then on Bind flow.
12. Select the Browser flow.
13. Click on Save.
OTP Based Login Flow will now be enabled.
