I'll be perfectly honest: my older iPad Pro 12.9-inch from 2018 is still working great. I use it all the time for web browsing, light gaming, and even Zoom calls on occasion. Updating it to iPadOS 26.6 for the new multitasking features, however, made it feel a little sluggish.
I turned off 3 iPad settings and my 8-year-old iPad Pro finally stopped lagging
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