Under the default settings of ActiveSync, Microsoft will pass e-mail, contacts, appointments, notes, and various other items to your PDA. Depending on the amount of items transferred to the handheld, this data can cause diverse problems including random lockups or freezes.
The following article shows how to change the default settings within Active Sync to stop the synchronization of data from the PC to your handheld.
On your PDA:
1) To prevent loss items or data, please ensure all data has been synchronized onto the workstation computer or PC before completing the steps below.
On your PC or Workstation:
1) Ensure Active Sync is running on your computer by verifying a circular green symbol is located on your icon tray.

2) Windows XP users who don’t see the active sync icon, can expand their icon tray by pushing the expand button

3) Double click on the active sync icon and the active sync window should appear

4) Choose File | Delete Partnership

5) Press the “Yes” button to confirm the deletion

6) Ensure the PDA is ON and place into cradle
7) The “New Partnership” window should appear
8) Ensure the “Standard partnership” option is selected and press the “Next” button

9) Verify “Synchronize with this desktop computer” is selected and press the “Next” button

10) If you are uncertain or you only use this computer to dock your PDA, Confirm “Yes, I want to synchronize with only this computer” is selected and press the “Next” button

11) Next, uncheck all items listed in this window

12) There may be some hidden items that need to be unchecked. Press the down arrow on the scroll bar to ensure you have found all items.

13) Press the “Next” button

14) Now, press the “Finished” button

You have successfully setup Active Sync to not add or synchronize items to your pocket PC.
Questions applicable to this article:
- Why does my handheld loose a lot of its memory when I sync with my computer?
- Each time I dock my PDA with my workstation, it adds calendar, notes, appointments, and other stuff to my PDA. How do I stop my PC from sending this data to my hand held?
- How can I stop my PC from synchronizing data during a connection with my PDA?