Apple Releases iOS 4.3 With AirPlay and Safari Improvements, Personal Hotspot

130301 ios 4 3

As had been rumored yesterday after a false start, Apple has just released iOS 4.3 to the public, two days ahead of schedule. Updates are available for the iPad, iPhone, and iPod touch, and users should be able update their devices by connecting them to iTunes and clicking the "Check for Update" button.

iOS 4.3 brings a number of enhancements including AirPlay video compatibility for third-party apps and websites, Safari speed improvements, Home Sharing to stream media from any iTunes library to an iOS device via Wi-Fi, and a new option for customizing the iPad's side switch to serve as a mute toggle or screen orientation lock. Finally, iOS 4.3 brings personal hotspot functionality to the GSM iPhone 4 following the feature's debut on the Verizon iPhone last month.

This update contains new features and improvements, including the following:

* Personal Hotspot
- Share iPhone 4 cellular data with up to 5 devices (combination of up to 3 Wi-Fi, 3 Bluetooth, and 1 USB)

* iTunes Home Sharing
- Play music, movies, and TV shows from a shared iTunes library on a Mac or PC (requires iTunes 10.2)

* New AirPlay features
- Play videos from the Photos app including the Camera Roll album, iTunes previews, enabled third-party apps and websites on Apple TV
- Play slideshows from Photos on Apple TV using transitions available on Apple TV

* Faster Safari performance with Apple Nitro JavaScript engine

* HD video out using the Apple Digital AV Adapter
- View 720p HD videos from Videos app, iPod app, Photos, YouTube, Safari, Keynote, and enabled third-party apps on an HDMI display

* Ping features
- Push notifications for comments and follow requests
- Post and Like songs directly from the Now Playing screen
- Parental controls

* New Settings
- Messages setting for number of times to repeat an alert
- iPad side switch setting to lock screen rotation or mute audio notifications and sound effects

* Single tap conference call dialing with a pause to send a passcode

* Bug fixes

Update: The iOS 4.3 update is the same 8F190 build that was seeded to developers last week as the golden master build. A separate 8F191 build has also been posted for the three new iPad models (Wi-Fi and two 3G models) being released on Friday.

Apple has also released an Apple TV software update known as iOS 4.3 Build 8F191m, although it it reportedly registering as software version 4.2 on Apple TVs themselves, similar to earlier versions where software version numbers have been one behind the corresponding iOS versions.

Related Roundup: iPad
Buyer's Guide: iPad (Caution)
Related Forums: iPad, iPhone

Popular Stories

iOS 18

iOS 18.4 Coming Next Week With These New Features for Your iPhone

Friday February 14, 2025 6:18 am PST by
The first iOS 18.4 beta for iPhones should be just around the corner, and the update is expected to include many new features and changes. Bloomberg's Mark Gurman expects the iOS 18.4 beta to be released by next week. Below, we outline what to expect from iOS 18.4 so far. Apple Intelligence for Siri Siri is expected to get several enhancements powered by Apple Intelligence on iOS...
iPhone 17 Roundup Feature 2

iPhone Design to Change 'Significantly' This Year

Monday February 17, 2025 7:09 am PST by
Apple is set to "significantly change" the iPhone's design language later this year, according to a Weibo leaker. In a new post, the user known "Digital Chat Station" said that the iPhone's design is "starting to change significantly" this year. The "iPhone 17 Air" reportedly features a "horizontal, bar-shaped" design on the rear, likely referring to an elongated camera bump. On the other...
apple launch feb 2025 alt

What to Expect From the 'Apple Launch' Next Week

Thursday February 13, 2025 11:48 am PST by
Apple has yet to announce any new devices this year, but that could change starting next week. Apple CEO Tim Cook today said to "get ready" for a "launch" on Wednesday, February 19. "Get ready to meet the newest member of the family," said Cook, in a social media post. The post includes an #AppleLaunch hashtag, along with a short video featuring an animated Apple logo inside of a circle....
Apple Maps 2024

Apple Maps Might Start Showing Ads

Sunday February 16, 2025 7:22 am PST by
Apple is "exploring" the idea of showing search ads in the Apple Maps app, according to Bloomberg's Mark Gurman. Back in 2022, Gurman said software engineering was "already underway" to display ads in the Apple Maps app, but Apple did not move forward with the idea at the time. Today, he said Apple is "giving this notion more thought" again. This time around, he said Apple has yet to...
Tim Cook Apple Park

10+ Announcements Apple Could Have Rolled Into a February Event

Saturday February 15, 2025 8:00 am PST by
Apple appears to have enough upcoming product announcements to justify a full event this month, yet all signs indicate these reveals will be handled through a series of press releases instead. There are a multitude of rumors from reliable sources about specific announcements in the coming weeks, so here's everything that Apple could have feasibly included in a hypothetical February event: ...
iPhone 17 Pro Render Front Page Tech

iPhone 17 Pro With All-New Camera Bar Design Allegedly Revealed

Thursday February 13, 2025 5:49 pm PST by
Apple's next-generation iPhone 17 Pro will feature three rear cameras arranged in a familiar triangular layout, but the cameras will be housed in an all-new rectangular camera bar with rounded corners, according to YouTube channel Front Page Tech. iPhone 17 Pro camera design render created by Asher for Front Page Tech In a video uploaded today, Front Page Tech host Jon Prosser said the camera ...
m2 pro mac mini

Apple is Now Selling a Refurbished Mac Mini for Just $319 (!)

Saturday February 15, 2025 9:58 am PST by
A few days ago, we reported that Apple's refurbished Mac mini pricing had a problem, and it appears that Apple has taken note. Apple was offering a refurbished Mac mini with the M2 chip, 16GB of RAM, and 256GB of storage for $559, which was $50 more than a refurbished Mac mini with the M4 chip, 16GB of RAM, and 256GB of storage. All other key specifications were equal. That's no longer...
iPhone SE 4 Thumb 1

Apple's Next iPhone SE Launching on Wednesday - Here's What We Know

Friday February 14, 2025 4:04 pm PST by
Apple CEO Tim Cook teased an Apple announcement that's coming on Wednesday, February 19, and it's looking like that mystery announcement will be the next-generation iPhone SE. We've been hearing about the iPhone SE 4 for quite some time now, and we essentially know everything to expect. If you want a sneak peek at what's coming, read on. Naming Apple first introduced the iPhone SE in...