Call py -3.13 -m pwb -simulate replace -page:foobar a b and select 'b' for browser
>>> Foobar <<< @@ -1 +1 @@ - #REDIRECT [[Fubar]] + #REDIRECT [[Fubbr]] Do you want to accept these changes? ([y]es, [N]o, [e]dit original, edit [l]atest, open in [b]rowser, [m]ore context, [a]ll, [q]uit): b
Fubar is opened instead of Foobar as requested