把ipa用7zip開啟,複製並編輯Info.plist這個檔案,路徑:FStream 1.0.7.ipa\Payload\FStream.app\Info.plist,------------------------------------------------------------------------<key>MinimumOSVersion</key><string>4.0</string>------------------------------------------------------------------------將4.0改為3.0,存檔並回存7Zip覆蓋原檔案即可.試試看,我升上4.0了,沒法幫你測試.