Multiwan configeration for failover with Tranperant proxy

[wtsudeera]

Hello I am new to opnsense i have configured the fw as transparent proxy and web filtering and it works fine and after that i need to configure it to use 2 wan connections for failover and i did as exactlly as on the opnsense (https://docs.opnsense.org/manual/how-tos/multiwan.html) manual and when so the browsing stoped working (like from firefox,chrom...etc) but i can ping any outside address (google.com) in cmd but cant brows those sites