According to the reply from another person in this forum, Approval F-1 will not invalidate the I-485.
If your F-1 is approved, You will be in both F-1 and AOS status as my understanding.
• 不能同时保持F-1和ASOS吧?不知道是F-1会据还是485失效 -titati12345- ♀ (0 bytes) () 10/17/2007 postreply 06:52:07
• 移民局的“最后行为规则”seems ONLY apply to non-immigration applications, Ex -a7856320- ♂ (99 bytes) () 10/17/2007 postreply 06:56:33