Verizon Wireless is violating U.S. Federal Communications Commission rules by blocking users from using third-party tethering applications on Android smartphones, media reform group Free Press said in a complaint to the FCC Monday.

The fourth beta of the iPhone 4.0 OS hints that AT&T might finally enable Internet tethering, after the carrier failed to activate the feature for almost a year since Apple introduced the capability.

We're down to the final weeks before the debut of Apple's famed iPad. Even with the sale date set, though, plenty of pressing questions remain about the highly hyped device.

Apple iPhone 3G and 3GS owners should expect a software update on Sept. 25, AT&T revealed today, and while the new software will let U.S. customers send MMS text messages, it won't switch on tethering, the company confirmed Thursday.

Apple iPhone owners who've upgraded to iPhone OS 3.0 have been told by O2 not to tether their phones to laptops in order to enjoy free 3G connectivity of their PCs. O2 says it will disconnect anyone who attempts to use their iPhone as a modem without paying the necessary charges.

A developer is reporting that Google has banned his tethering application from the Android Market, one of the first hints that the store may not be as open as Google has promised.