When trying to install or open a program in Windows 10/8/7, the unsupported 16-bit system error may appear.
How can you fix this software error?
When you venture to install or open a program, you may get the error.

Perhaps the error occurs since the app you install is simply incompatible with your operating system.
Besides, the PC may be infected by viruses, system files get corrupted, and more.
Whatever the reason is, the first thing you should do is to fix the issue.

Today in the following part, we will give you some useful methods.
Step 1:Launch Control Panel in Windows 10/8/7and view all the items byCategory.
Step 2: ClickUninstall a programunderPrograms.
Step 3: Locate the program you want to fix in Control Panel and right-click it to chooseUninstall.
Your PC is likely infected by viruses or malware.
Next, go to the location where the warning pop-up refers to, clickView,and checkHidden items.
Delete all the suspicious files.
Then, launch Task Manager, go toStartup, locate anything suspicious, right-click it and clickOpen file location.
Then, delete the file there.
To fix this error, follow the instructions below.
Step 2: power cycle your PC with a recovery drive and clickRepair your computerto enterWindows Recovery Environment.
Step 3: Open Command Prompt in WinRE.
Enable 16-Bit program Support in Windows 10
1.
PressWin + R, typeoptionalfeatures.exeand clickOK.
ExpandLegacy Componentsand make sureNTVDMis checked.
Launch Command Prompt with admin rights and enterexe /enable-feature:NTVDM.
ClickInstall this featureto finish the installation.
Thats all the information on the unsupported 16-bit system error.