3. Click
Drivers & Downloads
. Expand
Find drivers
.
4. Select the operating system installed on your computer.
5. In the
Category
drop-down list, select
BIOS
.
6. Select the latest version of BIOS, and click
Download
to download the BIOS file for your computer.
7. After the download is complete, browse the folder where you saved the BIOS update file.
8. Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article
.
WiFi power cycle
About this task
If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be
performed. The following procedure provides the instructions on how to conduct a WiFi power cycle:
NOTE:
Some ISPs (Internet Service Providers) provide a modem/router combo device.
Steps
1. Turn off your computer.
2. Turn off the modem.
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 your computer.
Troubleshooting
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Summary of Contents for Vostro 3881
Page 1: ...Vostro 3881 Service Manual Regulatory Model D29M Regulatory Type D29M002 August 2021 Rev A01 ...
Page 3: ...1 Major components of your system 3 ...
Page 4: ...Major components of your system 4 Major components of your system ...
Page 43: ...Disassembly and reassembly 43 ...
Page 60: ...60 Disassembly and reassembly ...
Page 63: ...Disassembly and reassembly 63 ...