- Some HTC Droid Incredible users encountered problems with Android 2.3.4, including battery drain, memory shortages, and deleted contacts.
- A major slowdown in 2D graphics plagued the original Motorola Droid after an update to Android 2.1.
- An update for the Samsung Fascinate caused random shutdowns for some users.
- Some HTC Desire S users on T-Mobile reported signal loss after an update to Android 2.3.5 with Sense 3.0.
- Users of HTC's Evo 4G reported internal memory leaks after updating to Android 2.3.
- Some overseas users of HTC's Incredible S had trouble receiving text messages in a timely manner with Android 2.3.3.
- In a huge thread on Google's support forums, users complain that voice search randomly starts up on its own with Android 2.3.3 and Android 2.3.4 on Samsung's Nexus S.
- Users of the unlocked Galaxy Nexus have reported signal-loss problems with Android 4.0.4.
PCWorld counted 13 instances where phone makers or wireless carriers have suspended an update due to serious bugs. And that's only part of the issue. In many more cases, wireless carriers and phone makers are slow to notice problems after releasing updates--or they don't notice them at all, leaving their customers in the dark.
It's a hassle that Petty came to know firsthand, as he tried to bring his phone's problem to Samsung's attention. After making two calls to technical support representatives, both of whom said that they had never heard of the Galaxy S II's battery issues (despite widespread complaints in Android user forums), Petty mailed a letter to Dale Sohn, president of Samsung Telecommunications America.