Apple stopped signing the iPadOS 18 update for the M4 iPad Pro models, which means the new software is no longer available to be downloaded

Users can install the software on other Apple devices, including other iPad models, just not the premium M4. Speaking to MacRumors, an Apple representative said, "We have temporarily removed the ‌iPadOS 18‌ update for M4 ‌iPad Pro‌ models as we work to resolve an issue that is impacting a small number of devices."

Some people on Reddit claim Apple needed to fully replace their M4 iPad Pros after iPadOS 18 failed to install.

According to reports on Reddit and Apple's official Community portal, iPadOS 18 is "bricking" select M4 iPad Pro devices (bricking is slang for rendering the device completely use

Apple has stopped signing the iPadOS 18 update for the M4 iPad Pro, after some users reported that the update bricked their devices.

Reddit user “Lisegot” says the iOS 18 update bricked his 11-inch M4 iPad Pro. He immediately took off work to go to the Apple Store for a replacement. The Apple Store did not have his model in stock, so he had to wait 5 to 7 days for a replacement.

Apple has halted the distribution of iPadOS 18 to models of the iPad Pro equipped with the M4 chip, after users reported the update was bricking their tablets.

Apple has quietly withdrawn the iOS 18 update for iPads following reports of users initiating the update only to find their device bricked.

Apple has pulled iPadOS 18 for the M4 iPad Pro after dozens of users began reporting that the update was bricking their tablets.