RELATED: If You Use Roku, You May Be Losing Over 85 Channels as of Dec. 9. As part of an ongoing lineup change, Apple quietly discontinued its 21.5-inch iMac desktop computer after the company removed it from its online store on Oct. 29 and confirmed it would no longer be selling the product, MacRumors reports. As the smallest screen size available in the lineup, the model was reportedly popular with schools and educational institutions as a budget-friendly computer available for $1,099. The axing of the lineup’s lower-end model spells the end of the 21.5-inch size format. Only larger versions of the computer that were released in April remain for sale, including a 24-inch model starting at $1,299 and a 27-inch model with pricing based on hard drive size, processing power, and available RAM. The company had previously discontinued 21.5-inch models with larger built-in hard drive space back in March. While Apple will no longer be producing the product or selling it in its physical stores or online, there’s still a chance for customers to scoop up the last vestiges of the model: The computer will remain available through third-party retailers for as long as the current inventory lasts. MacRumors also points out that a refurbished model is still available on the company’s website for the time being. RELATED: Target, Barnes & Noble, and Other Stores Have Pulled This From Shelves. Apple’s latest change to its iMac lineup comes as part of its current overhaul that’s adding new technical elements to its products. In April, the company unveiled the first iMac computers powered by its own M1 processor that replaced the Intel processor previously used in the machines. Other popular computing products from the company, including the MacBook Pro, MacBook Air, and the Mac Mini, had previously been redesigned to include the latest processor.ae0fcc31ae342fd3a1346ebb1f342fcb For more tech news sent straight to your inbox, sign up for our daily newsletter.  The end of the smallest-available iMac isn’t the first time this year Apple has discontinued a product. On Mar. 8, Apple confirmed to CNN Business that it was ending production of one of its most powerful computers, saying, “once existing inventory runs out, the iMac Pro will no longer be available.” And on Mar. 12, the company confirmed it would be dropping its top-level Home Pod home assistant and speaker it first released in 2018 from its lineup. RELATED: AT&T, Verizon, and Other Phone Companies Are Getting Rid of This.