Published: Thu, April 12, 2018
Sci-tech | By Carrie Guzman

Apple MacOS pop-ups warn that forthcoming updates could disable 32-bit apps

Apple MacOS pop-ups warn that forthcoming updates could disable 32-bit apps

After previously testing in beta, Apple is pushing a new 32-bit app warning live for users on macOS 10.13.4 starting at midnight local time.

Apple representatives told the website that 32-bit apps will no longer be supported in future versions of macOS. Apple also mentions that macOS High Sierra will be the last version of macOS that'll support 32-bit apps "without compromise".

Developers of apps like these will need to update their software to 64-bit if they want users on High Sierra's successor to use them with full support.

Apple hasn't been quite that aggressive with the Mac yet, but the warning that the next major macOS version (presumably macOS 10.14) will not run 32-bit apps "without compromise" (like some sort of compatibility mode with limitations) still stands. The warning message read "This app needs to be updated by its developer to improve compatibility". This is done via a one-time alert that appears when you launch a 32-bit app.

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If you have a 32-bit app, check with the developer to see if an update is available. Also, latest technologies such as Metal graphics acceleration support only the 64-bit apps. Apple chose to ditch support for 32-bit devices with iOS 11 and it promised to make a similar move for Mac apps as well.

Below you will find more information about the alert and what the 64-bit transition means for you. For example, 64-bit architecture allows taking advantage of much more memory than 32-bit architecture does. "Using 32-bit software has no adverse effects on your data or your computer". "Yes" indicates 64-bit; "No" indicates 32-bit.

Apple's transition from 32-bit to 64-bit actually started 15 years ago with the introduction of Power Mac G5. Finally in iOS 11 it dropped support for 32-bit apps. So, until Apple shares more details, possibly at Apple's Worldwide Developers Conference (WWDC) in June, it can be assumed that the 32-bit apps will work until then. The bar on 32-bit iOS apps was one of the key reasons the number of iOS apps in the App Store fell a year ago. The A7 chip, which powered the 2013 iPhone 5S, was the first 64-bit mobile processor. The pop-up says that the app needs to be updated. In case of macOS, the company already stopped accepting similar apps to Mac App Store. Further, a user also gets the option to delete it or keep it, even though the app can't be used, notes CNET. Second, desktop apps are downloaded from several other sources apart from the MacOS App Store.

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