Twitter doesn't allow me to ad 2fa because my carries (BSNL/India) isn't supported. Facebook doesn't give me an option to add Login Approvals because its not ro

Twitter doesn't allow me to ad 2fa because my carries (BSNL/India) isn't supported. Facebook doesn't give me an option to add Login Approvals because its not rolled out to everyone. I need 2fa, and I need it now!