Specifically, the process modifies the address of the affected Windows function in the IAT to point to the compatibility fix code, as shown in the following figure. For statically linked DLLs, the code redirection occurs as the application loads. There are important considerations to keep in mind when determining your application fix strategy, due to certain characteristics of the Compatibility Fix infrastructure. The compatibility fix is not part of the Windows operating system as shown in the previous figure.
Therefore, the same security restrictions apply to the compatibility fix as apply to the application code, which means that you cannot use compatibility fixes to bypass any of the security mechanisms of the operating system.
Therefore, compatibility fixes do not increase your security exposure, nor do you need to lower your security settings to accommodate compatibility fixes. The Compatibility Fix infrastructure injects additional code into the application before it calls the operating system. This means that any remedy that can be accomplished by a compatibility fix can also be addressed by fixing the application code.
The compatibility fixes run as user-mode code inside of a user-mode application process. This means that you cannot use a compatibility fix to fix kernel-mode code issues.
For example, you cannot use a compatibility fix to resolve device-driver issues. The decision to use compatibility fixes to remedy your compatibility issues may involve more than just technical issues. The following scenarios reflect other common reasons for using a compatibility fix. Choose one of the four options that fits your situation and let Windows do the rest for you.
If you have more than one older software that are having the incompatibility problem, you might need to repeat this procedure more than once. Windows By Sophie Luo. Select a location.
Europe, Middle East, Africa. Asia Pacific and Oceania. Select a language. Confirm Back. Search all support. Search help. Tips for better search results Ensure correct spelling and spacing - Examples: "paper jam" Use product model name: - Examples: laserjet pro p, DeskJet For HP products a product number. Loading Results. The Virtual Agent is currently unavailable. Please try again shortly.
Need help troubleshooting? Just ask. Try asking HP's Virtual Agent. Session timed out. Step 2 "Program Compatibility Troubleshooter" window will appear on the screen and click on the "Advanced" option to proceed. Step 3 Click on the "Run as Administrator" option then, click on the "Next" button to proceed. Step 4 After ascertaining the possible issues, the list of various programs will be shown. Now, select the app or program in which you have a problem.
Note If the user does not see their program in the list, they must select the "Not Listed" option and browse to the location of their desired program. Step 5 Select the "Try Recommended Settings" option. Step 6 Now, you need to test the program by clicking the "Test the program" option to ensure that these new settings solve the problems and click on the "Next" button to proceed.
Step 7 Now, the troubleshooting has completed and you can click on the "Yes, save these settings for this program" option to save all these settings. Method 2: Using the Compatibility Mode By changing the Compatibility mode, the user can run an older app or program on Windows Step 1 Navigate the program or the ". Step 2 Right-click on it and select the "Properties" option.
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