Several users have reported an issue where bookmarks will not sync from Mac/Windows Safari to the iPhone. The option to sync can be toggled in iTunes under the "Information" tab while an iPhone is connected.
There are two potential fixes for this issue:
If you have a .Mac account and Mac OS X
Go to System Preferences and select .Mac. Click the Sync tab then press the Advanced... button in the lower-right corner. Next click Reset Sync Data in the lower-left and choose to replace the data on .Mac with the data on your computer.
Next, launch … Read more