A: Yes, but only via the Content path trick. It will not appear as a game if you just put it in the root of the drive.
Bad copy of xexmenu.xex or missing C0DE9999 folder. Fix: Delete the entire C0DE9999 folder from your HDD1, then re-copy the fixed version exactly as described above. Ensure the file size is ~3.2 MB (not 0 KB). Telecharger Xexmenu 1.4 Xbox 360 Fixed