Audio skipping on imported video

So I have just imported a video into the software using the step by step tutorial and it skips the audio track so every second or so something is missing

It was recorded as one file in OBS and is a screen record.

My system is:

  Operating System: Windows 10 Home 64-bit (10.0, Build 15063) (15063.rs2_release.170317-1834)

                 Language: English (Regional Setting: English)

      System Manufacturer: To be filled by O.E.M.

             System Model: To be filled by O.E.M.

                     BIOS: BIOS Date: 04/07/14 17:59:34 Ver: 04.06.05

                Processor: AMD FX-8370 Eight-Core Processor                (8 CPUs), ~4.0GHz

                   Memory: 12288MB RAM

      Available OS Memory: 8088MB RAM

                Page File: 9259MB used, 3948MB available

              Windows Dir: C:\WINDOWS

          DirectX Version: DirectX 12

      DX Setup Parameters: Not found

         User DPI Setting: Using System DPI

       System DPI Setting: 96 DPI (100 percent)

          DWM DPI Scaling: Disabled

---------------

Display Devices

---------------

          Card name: AMD Radeon (TM) R9 390 Series

       Manufacturer: Advanced Micro Devices, Inc.

          Chip type: AMD Radeon Graphics Processor (0x67B0)

All drivers are up to date.

Please help!