A: No. A "mod" changes gameplay (unlimited ammo, god mode). The "offline fixed portable" only removes restrictions. For the pure vanilla experience, avoid mods.
Even the "fixed" version can have hiccups. Here is how to solve them. modern combat 4 apk obb offline fixed portable
Yes. Modern Combat 4: Zero Hour is available to play on cloud gaming services. The game is available on Blacknut, JioGames. Cloud Dosage JioGames. Cloud Dosage