It’s not possible to disable V-sync in Fallout 4 from in-game settings, but that doesn’t mean you can’t do it. This basically means that the computer significantly underperforms and gives less FPS. V-sync, as mentioned above, has been enabled in Fallout 4 without giving the option for users to turn it off. Now, if your system meets the recommended requirements and still Fallout 4 lags, then the solutions below should help you.

Video Card: NVIDIA GTX 780 3GB/AMD Radeon R9 290X 4GB or equivalent.

CPU : Intel Core i7 4790 3.6 GHz/AMD FX-9590 4.7 GHz or equivalent.

The recommended requirements for Fallout 4 are:

Video Card: NVIDIA GTX 550 Ti 2GB/AMD Radeon HD 7870 2GB or equivalent.

OS: Windows 7/8/10 (64-bit OS required).

CPU: Intel Core i5-2300 2.8 GHz/AMD Phenom II X4 945 2.0 GHz or equivalent.

The minimum required specifications for Fallout 4 are: If it doesn’t, then the only thing you can do is upgrade the system. Some Preliminary Checksīefore you read the other solutions, it’s important that you first check if your computer specifications meet the requirements of the game. Now, its time for some simple fixes you can use to fix the Fallout 4 lag.

Other 3 rd party applications in the background can hog the CPU when you are playing Fallout 4, which can lead to the lagging in the game.Īs mentioned above, there can be various causes for this lagging issue.

If the in-game graphics are set at a higher capacity than what your system can handle, then the game will lag.

The graphics drivers can also be the cause of this issue.

Outdated graphics drivers are known instigators when it comes to lags in games.

The mouse acceleration feature has been reported for causing the mouse lag in Fallout 4.

This results in the game getting lower framerates than it should have.

In Fallout 4, Bethesda locked the V-sync on so that the users are not able to change it.

Some of the main reasons for it are listed below: There are various reasons for Fallout 4 mouse to lag, it’s a Bethesda game after all.

2.8 Solution 8: Disable Unnecessary Background Applications.

2.7 Solution 7: Change In-Graphics Settings.2.6 Solution 5: Disable Vertical Sync For NVIDIA GPU Owners.2.5 Solution 4: Make The X And Y Sensitivity Even.2.4 Solution 3: Update The Graphics Drivers.2.3 Solution 2: Disable Mouse Acceleration And Mouse Smoothness.2.2 Solution 1: Disable V-Sync In Fallout 4.

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