Can someone please help me with these 5 questions.

Difficulty Signing In to Operating System You are attempting to sign in to your operating system, but you receive an error message stating that you have entered an invalid password. What are your next steps? Missing Customization Settings When you sign in to your operating system, your customized desktop background does not appear. Instead, the operating system displays the default desktop background. What might have happened? Incompatible Program You have upgraded to the latest version of an operating system on your computer. After the upgrade, you realize that programs that used to run without issue now do not run. What are your next steps? Insufficient Access You are attempting to install a program on your computer and a dialog box appears informing you that you have insufficient privileges to install the program. What might be wrong? Software Update Issues You have heard that new software updates are available for your operating system, but when the operating system checks for updates, it shows that no updates are available. Why might this be die case