Dell SupportAssist OS Recovery is a stand-alone tool that is preinstalled in Dell computers running Windows operating system.
It consists of tools to diagnose and troubleshoot issues that may occur before your computer boots to the operating system. It
enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its factory state.
You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into the
primary operating system due to software or hardware failures.
For more information about the Dell SupportAssist OS Recovery, see Dell SupportAssist OS Recovery User's Guide at
Serviceability Tools at the Dell Support Site. Click SupportAssist and then, click SupportAssist OS Recovery.
Real-Time Clock (RTC Reset)
The Real-Time Clock (RTC) reset function enables you or the service technician to recover Dell computers from No POST/No
Power/No Boot situations. The legacy jumper enabled RTC reset has been retired on these models.
Start the RTC reset with the computer powered off and connected to AC power. Press and hold the power button for twenty
seconds . The computer RTC Reset occurs after you release the power button.
Backup media and recovery options
It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell provides
multiple options for recovering the Windows operating system on your Dell computer. For more information, see Dell Windows
Backup Media and Recovery Options.
Wi-Fi power cycle
About this task
If your computer is unable to access the Internet due to Wi-Fi connectivity issues, reset your Wi-Fi device by performing the
following steps:
Steps
1. Turn off the computer.
2. Turn off the modem.
NOTE: Some Internet service providers (ISPs) provide a modem and router combo device.
3. Turn off the wireless router.
4. Wait for 30 seconds.
5. Turn on the wireless router.
6. Turn on the modem.
7. Turn on the computer.
Drain residual flea power (perform hard reset)
About this task
Flea power is the residual static electricity that remains in the computer even after it has been powered off and the battery is
removed.
For your safety, and to protect the sensitive electronic components in your computer, you must drain residual flea power before
removing or replacing any components in your computer.
Draining residual flea power, also known as a performing a "hard reset," is also a common troubleshooting step if your computer
does not turn on or boot into the operating system.
Perform the following steps to drain the residual flea power:
Troubleshooting
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