AC is when the electrons flow in two directions, from the positive to the negative terminal and from the negative to the positive terminal, 'alternating' between the two directions. A lot of people think of electron flow as electrons moving along a wire freely like cars go down a highway.
To check the status of protected mode, choose File > Properties > Advanced > Protected Mode. Protected mode is enabled by default. To specify the settings, do the following: Choose Edit > Preferences. In the Categories list on the left, select Security (Enhanced). In the Sandbox Protections section, select or deselect Enable Protected Mode At Startup. Enable Create Protected Mode Log File to record events. The changes take effect the next time you start the application.
4.The Advanced Boot Options screen for Windows will appear. Use the arrow keys on your keyboard to select Safe Mode, and press Return. 5. If you need access to the Internet or network while in Safe Mode, select Safe Mode with Networking.6. Windows will boot into Safe Mode. When the desktop appears, it will display 'Safe Mode' in all four corners to let you know that you're in this special mode. This is what using Windows 7 in Safe Mode looks like.7. When you're finished, click Start, Shut Down, Restart to reboot your computer as you normally would.8.f you need access to the Internet or network while in Safe Mode, select Safe Mode with Networking. 6. Windows will boot into Safe Mode. When the desktop appears, it will display 'Safe Mode' in all four corners to let you know that you're in this special mode.