Another Screenshot of iOS 4.3 on GSM iPhone has been dropped which shows iOS 4.3 Build 8F5148b running on a GSM iPhone 4.
Apple plans to release the final version ofiOS 4.3 in March this year.it is not assured that “Personal Hotspot” feature will be supported on older models such as iPhone 3GS and 3G. He confirmed to us for iPhone 4 only.
“Personal Hotspot” feature was introduced yesterday with the announcement of Verizon iPhone 4, running the new iOS 4.2.5. This feature allows up to five Wi-Fi devices to connect and share iPhone’s cellular data connection.