My game does not autosave?

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I have played it almost 15 times, have completed upto third checkpoint all the times, but then when I quit and load the chapter, it starts from the scratch. Because of this I cannot progress any more in game as all that will be lost too if I quit. Here is a picture when I go back and reload:
You see chapter 1/0:00. It starts from the very beginning, "where is that mf" and all that BS.
Edit: P.S.- As the game said in beginning, pulsating gun animation never appears on checkpoints.
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Why did autosave not work?
AutoSave settings may be disabled for some files, especially large files, or files stored on SharePoint. Go to File > Options > Save. Check that the AutoSave box is ticked.Why is my game data not saving?
In some cases, a PC game will require you to have additional privileges or administrator access on your computer in order to create save files. If you are a Mac user, there may be interfering or corrupt game files currently installed on your system that are preventing your progress from being saved.Why is my Xbox one not saving game progress?
To fix saved game issues on Xbox, enable Energy-Saving Mode. Then, shut down your console and unplug your router to reset your connection. Additionally, back up your data to an external hard drive and clear local saved games. If the issue persists, have your Xbox serviced or replaced.How do I turn on autosave on ps4?
Press go to the pause menu. go to settings. go to Saving and startup then go to autosave and go from off to on.How To Fix The Savegame Problem On Windows 10
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Images: SHVETS production, SHVETS production, Artem Podrez, Artem Podrez