How to fix “msvcr80.dll is missing or not found” iTunes error –

On the customer’s computer, after an automatic iTunes update, when he tried to open iTunes, he got the following error on his screen: “This program failed to start because MSVCR80.dll was not found. Reinstalling the app may fix this problem.” After some research, we found that the only effective solution to this error is to completely uninstall and then reinstall all Apple software on the computer. In fact, the solution below also applies to the following symptoms/errors:

  • APSDaemon.exe failed to start because MSVCR80.dll was not found
  • Apple iTunes software cannot be updated or reinstalled because you do not have administrative privileges.
  • Your iOS device (iPhone, iPad or iPod) is not recognized by the system.

If you want to solve the “Msvcr80.dll is missing – not found” error, read the rest of this article.

msvcr80.dll is missing

How to fix iTunes errors like “Msvcr80.dll”, “APSDaemon.exe” and more.

Step 1: Remove all Apple software from your computer.

First, remove all installed Apple software from your computer. Keep in mind that the uninstall process preserves backups of your iTunes library and iOS devices.

1. To uninstall Apple software, go to:

  • Windows 8/7/Vista: Start > Control Panel.
  • Windows XP: Start > Settings > Control Panel

start-control panel

2. Double click to open

  • Add or remove programs if you have Windows XP
  • Programs and features if you have Windows 8, 7 or Vista.


3. Find in the list of programs and Delete (delete) install the following programs in the order listed and restart your computer:

  1. iTunes
  2. Apple software update
  3. Support for Apple mobile devices
  4. iCloud (if applicable)
  5. MobileMe (if applicable)
  6. Bonjour
  7. Apple application support


Step 2: Delete all Apple software folders.

Then you need to delete all Apple program folders. For this:

1. Open Windows Explorer and go to “”.C:\Program Files“.

Note*: On 64-bit OS, go to “C:\Program Files (x86)” folder.

1a. underC:\Program Files” find and turn off these folders:

  1. Bonjour
  2. iPod
  3. iTunes

2.C:\Program Files\Common Files” folder

Note*: Open this folder on 64 bit OS”C:\Program Files (x86)\Common Files“.

2a. Locate and delete the following folder:

  1. apple

Step 3. Remove invalid registry entries with CCleaner.

1. Download it and run CCleaner.

2. selectRegisterfrom the left panel and clickScan for issues“.


3. When the registry scan is complete, “Fix selected issues” button.

fix-registry cleaner

4a. In the next window select “No“.


4b. Then select “Fix all selected issues


4c. selectShut downTo return to the main window of CCleaner.


5. Close CCleaner and restart your computer.

Step 4. Reinstall iTunes on your computer.

1. Go to the iTunes download page and download the latest iTunes installation package.


2. save”iTunesSetup” package on your computer. (eg your desktop”).


3. When the download is complete, go to the download location and install iTunes with administrative privileges. For this, right click at”iTunes-Settings” select package and “Run as administrator“.


You can find more information about similar iTunes problems here: Troubleshooting iTunes and Windows Updates.

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