Replace your iTunes media Library by an existing media library

1) Change iTunes library:
Hold down Shift while clicking on the iTunes shortcut.



Choose Libarary... to point to your original library

2) Import existing library folders:
File menu is not enabled by default, to enable it press Alt + F

File --> Add Folder to Library... (Select your original library folder)



-- iTunes 11.1.4.62 (Windows)

Problem: Apps purchased are not restored to the iOS device on restoring from iTunes

Resolution: Make sure that all your backed up Apps are already transferred to the iTunes library.


http://afsawaf.blogspot.com/2013/11/copy-applications-from-ios-devices-to.html

Copy Apps from iOS devices to iTunes library

Method #1:

Method #2:

- iTunes 11.1.2.32
-iPhone 4s, iOS 7.0.3

Create iPhone Tone

1- Select a music file from iTunes.

2- (Optional) Context Menu "Get Info", then set both Start Time and Stop Time.
Tip: Maximum Tone length is 40 seconds.

3) Context Menu "Create AAc Version"

4) Within iTunes Media Folder "...\iTunes Media\Music\Your Song Name", change the file extension from ".m4a" to ".m4r"

5) Drag and Drop the file into the iTunes library and sync. (You now have a new Tone in the Tones library section)

Features I would no longer want to see in: iTunes, iPhone, iPad

- Syncing the device with a single iTunes library.
Alternative: Providing a more intuitive method to add content such as Books, Movies, Songes and Tones using Copy\Paste or file transfer rather than the obsolete way of syncing the device directly with a single iTunes Library.

Synchronizing iphone, ipad with multiple computers

So far, I am getting the the same delete message; however, it allows me to sync specific categories like applications and TV Shows and configure my device screens!


Later, I found this article which looks reasonable; however, I did not try it yet!
http://iphone.pandaapp.com/news/03012012/025110673.shtml

Cannot connect Apple Remote Application to iTunes 10.x library on windows 7

Just unplug your computer (Ethernet cable) which contains the library and connect it through the wireless connection! [They really mean it: AirPlay]

The easiest way to overcome the firewall issues is to turn it OFF for "Home or work (private) networks"

Proof:
You won't see the bottom button unless you are connected through WiFi! Didn't I mention AirPlay before?!

Using iTunes behind a proxy frustration

Yes, me too is fed up with the number of times I have to enter the proxy account, even remember password has no value!

iTunes 10.6.3

adding .wmv movie files to iTunes library

As .wmv file format is not natively supported in iTunes, all you need to do is to convert them to .MP4 format.

You can use this so simple free application:
http://www.videora.com