modity last setting on infinite seo on network mu site

i need to be able to modify this setting on the network
admin site . it will not allow any change on steps 1 to 5
for infinite seo

Allow Site Admin access

If enabled, this tab will be available to Site Admins once you switch to per-blog mode.
Show this to Site Admins: Yes No

I granted accesss on my netword site for support , after i modify this field at the bottom of steps 1 to 5 , it goes back to the old setting after i leave the page .
after i leave the page