Resetting these settings in Internet Explorer deletes your temporary files, cookies, browsing history, and your online passwords. But, your favorites are not deleted. | 2. Click Start, and in the Start Search box, type inetcpl.cpl, and then press Enter. 3. In the Internet Options dialog box, click the Advanced tab. 4. Under the Reset Internet Explorer settings, click Reset, and then click Reset again. 5. Wait until Internet Explorer finishes resetting the settings, and then click OK. 6. Open Internet Explorer.
7. Open Microsoft Security Essentials, click the Update tab, and then click Update. 8. If the issue persists, proceed to the next step.
Step 2: Set Internet Explorer as the default browser
1. Exit all open programs, including Internet Explorer.
2. Click Start, and in the Start Search box, type inetcpl.cpl, and then press Enter. 3. In the Internet Options dialog box, click the Programs tab. 4. Under Default Web browser, click Make default.
5. Click OK.
6. Open Microsoft Security Essentials. Click the Update tab, and then click Update. 7. If the issue persists, proceed to the next step.
Step 3: Ensure that the date and time are set correctly on your computer 1. Open Security Essentials.
2. If the error message that you received contains the code 0x80072f8f, the problem is most likely caused by an incorrect date or time setting on your computer. 3. To reset your computer's date or time setting, follow the steps in Fix broken desktop shortcuts and common system maintenance tasks (http://go.microsoft.com/fwlink/?LinkId=155579). Step 4: Rename the Software Distribution folder on your computer 1. Stop the Automatic Updates service
1. Click Start, click Run, type services.msc, and then click OK. 2. Right-click the Automatic Updates service, and then click Stop. 3. Minimize the Services snap-in.
2. Rename the...