Visitor can’t submit cf7 without login

Others theme & plugins are running ok

I am using divi theme
Ajax search pro
Astra security suite
Cf7 skin for contact form
Classic editor
Conditional form for contact form 7
Contact form 7
Contact form entries
Disabled rest api
Divi Supreme pro
Fixed widget
Litespeed cache
Mobile menu
Pdf form filler for cf7
Powerful filters for wpData table
Redirection for cf7
Supreme module lite-divi theme
Thumbpress
Uddokta pay
W3 total cache(deactivated)
Wp hardening
Wp fastest cache(deactivated)
Wp table builder
Wp data table

yes, already allowed rest api

i allower gull rest API to Unauthenticated Users

Manage Rules for Unauthenticated Users

: New routes may be added in the future by plugins, themes, or WordPress itself.
If you choose to manage access for a user role, you will have to come back and add permissions for any new routes later. 

Manage REST API Access     ✅ Allow Full REST API Access

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