Some Acer models will be eligible for a FREE upgrade to Windows 11¹ when available. You can use the PC Health Check app to see if your current PC meets the requirements to run Windows 11. If so, you can get a free upgrade when it rolls out.
¹Upgrade rollout plan is being finalized and is scheduled to begin late in 2021 and continue into 2022. Specific timing will vary by device. Certain features require specific hardware, see http://www.Microsoft.com/windows/windows-11-specifications.