All-in-One (AIO) PCs are personal computers that have incorporated many components of a traditional desktop computer into a single, compact unit. These streamlined PCs can be more efficient, space-saving, and intuitive for users but have not seen significant sustained demand among consumers.All-in-One (AIO) PCs are personal computers that have incorporated many components of a traditional desktop computer into a single, compact unit. These streamlined PCs can be more efficient, space-saving, and intuitive for users but have not seen significant sustained demand among consumers.