How to fix Tapisrv32.Dll Failure In WMP?

Solution summary

If you want a solution for failure in Tapisrv32.dll or in Unimodem.dll when streaming media in Windows Media® Player, then follow the easy 5-step resolution and you can easily solve this issue.

Each step is accompanied by an indicative screenshot for ease of mirroring the action.

Read Detailed Solution

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Step 1


Install the device driver. Click ”Start” and go to ”Run.” Enter ”regedit” and click ”OK.”

Step 3


Right click on an empty area in the right pane. Go to ”New” and click on ”DWORD.”

Step 4

Enter new DWORD

Rename DWORD ”ManualBandwidth.” Double click on the new DWORD and select Hexadecimal radio button.

Step 5

Enter new hexadecimal value

Enter one of the following values that is lower than your current Internet connection speed. For connection speed 56 kbps, enter fa00 as the hexadecimal value; for 256kbps, enter 3e800 and for 300 kbps, enter 493e0. Click ”OK.”

You have successfully modified the registry to enable your media player to detect the current internet connection speed. Please make sure to follow the steps carefully as modifying the registry incorrectly might lead to serious problems. We recommend you to back up the registry before modifying it so that it can be restored in case a problem occurs.

If you face any problems related to your computer, operating system, software applications or peripheral devices like printers, MP3 players, digital cameras etc then call iYogi and we”ll fix it.