PLEASE VIEW ATTACHMENTS.
A. Fix Webkul's Social Icon Login/Registration module
i. twitter and linkedin works
ii. facebook, instagram and google not working
iii. you can remove Webkul's social icon and install Mageplaza's ONLY IF you can make it work because the free extension has NO support.
B. Forgot Password not working for Admin or user
:: password reset link shows BUT goes to a page with no option to enter new password
C. Remove SMTP extension and make all ALL MAIL work, unless you can make SMTP "From" each transactional emails
:: transactional emails, buyer/seller communication, newsletter email
:: I think removing SMTP extension may get rid of 3 SMTP error messages.
:: One is: "5.7.8 Username and Password not accepted. Learn more at 5.7.8 [login to view URL] v8sm7852626oto.52 - gsmtp"
D. Add reCaptcha to Contact Seller Form.