I using Webtop-portal type, it's displayed home tab.
(I do not use webtop-full type and portal access.)
Can I delete the home tab?
Yes, this is posible. The procedure is described here:
Don't forget to apply the policy after updating this setting. It may be needed to clear the webacceleration cache if you are using this. Use 'tmsh delete /ltm profile ramcache <profilename>' to clear the ramcache entries.