Download BCMWL63L.SYS and Troubleshoot BSOD Errors

Last Updated: 11/26/2025
[Average Read Time: 4.5 minutes]

BCMWL63L.SYS, also known as a Broadcom 802.11 Network Adapter wireless driver file, was created by Microsoft for the development of Broadcom 802.11 Network Adapter wireless driver. SYS files fall under under the Win32 EXE (Driver) file type category.

The release of BCMWL63L.SYS introduced for Windows was on 10/18/2013 in Windows 8.1. The newest file release date for Windows 10 was 07/29/2015 [version 5.100.245.200].

Please continue reading to find your correct BCMWL63L.SYS file version download (free), detailed file information, and SYS file troubleshooting instructions.

File Analysis Provided by Jason Geater (Author)

File Overview

General Information ^✻
File Name:	BCMWL63L.SYS
File Extension:	SYS file extension
Description:	Broadcom 802.11 Network Adapter wireless driver
Object File Type:	Driver
File Operating System:	Windows NT 32-bit
MIME Type:	application/octet-stream
User Popularity Rating:

Developer and Software Information
Software Developer:	Broadcom Corporation
Software Program:	Broadcom 802.11 Network Adapter wireless driver
Legal Copyright:	1998-2012, Broadcom Corp. All Rights Rsvd

File Details
Character Set:	Unicode
Language Code:	Neutral
File Flags:	(none)
File Flags Mask:	0x003f
Entry Point:	0x16ac28
Code Size:	1493504

View Other BCMWL63L.SYS Information

File Info	Description
File Size:	4.5 MB
File Modification Date/Time:	2013:07:01 16:50:16+00:00
File Inode Change Date/Time:	2017:11:05 07:04:29+00:00
File Type:	Win32 EXE
MIME Type:	application/octet-stream
Machine Type:	Intel 386 or later, and compatibles
Time Stamp:	2013:05:02 19:58:48+00:00
PE Type:	PE32
Linker Version:	11.0
Code Size:	1493504
Initialized Data Size:	3224064
Uninitialized Data Size:	0
Entry Point:	0x16ac28
OS Version:	6.2
Image Version:	6.2
Subsystem Version:	6.2
Subsystem:	Native
File Version Number:	5.100.245.200
Product Version Number:	5.100.245.200
File Flags Mask:	0x003f
File Flags:	(none)
File OS:	Windows NT 32-bit
Object File Type:	Driver
File Subtype:	6
Language Code:	Neutral
Character Set:	Unicode
Company Name:	Broadcom Corporation
File Description:	Broadcom 802.11 Network Adapter wireless driver
File Version:	5.100.245.200
Internal Name:	bcmwl63.sys
Legal Copyright:	1998-2012, Broadcom Corp. All Rights Rsvd
Original Filename:	bcmwl63.sys
Product Name:	Broadcom 802.11 Network Adapter wireless driver
Product Version:	5.100.245.200

^✻ Portions of file data provided by Exiftool (Phil Harvey) distributed under the Perl Artistic License.

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What are BCMWL63L.SYS Error Messages?

BCMWL63L.SYS Blue Screen of Death (BSOD) Errors

There are a number of reasons why you could be encountering issues with BCMWL63L.SYS. Most of the issues concerning sys files involve Blue Screen of Death (BSOD) errors. These types of BCMWL63L.SYS errors can be cause by hardware problems, outdated firmware, corrupt drivers, or other software-related (eg. Windows update) issues. Some of these errors include:

BCMWL63L.SYS could not be found.
BCMWL63L.SYS failed to load.
The file BCMWL63L.SYS is missing or corrupt.
Windows failed to start - BCMWL63L.SYS.

A problem has been detected and Windows has been shut down to prevent damage to your computer. The problem seems to be caused by the following file: BCMWL63L.SYS.

:( Your PC ran into a problem that it couldn't handle, and now needs to restart. You can search for the error online: [BSOD] (BCMWL63L.SYS).

STOP 0x0000007E: SYSTEM THREAD EXCEPTION NOT HANDLED (BCMWL63L.SYS) STOP 0×0000007A: KERNEL DATA INPAGE (BCMWL63L.SYS) STOP 0x0000000A: IRQL NOT LESS EQUAL (BCMWL63L.SYS) STOP 0x0000003B: SYSTEM SERVICE EXCEPTION (BCMWL63L.SYS) STOP 0x0000001E: KMODE EXCEPTION NOT HANDLED (BCMWL63L.SYS) STOP 0x00000050: PAGE FAULT IN A NONPAGED AREA (BCMWL63L.SYS)

It's Critical to Resolve Blue Screen of Death Errors

In the majority of cases, you will encounter BCMWL63L.SYS BSOD errors after you've installed new hardware, software (Windows), or performed a failed Windows Update. In other cases, software corruption caused by a malware infection can lead to BCMWL63L.SYS Blue Screen of Death errors. Therefore, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.

GEEK TIP : As a rule of thumb, it's always a good idea to create a Windows "Snapshot" backup / System Restore Point before making any hardware or software changes to your computer. That way, it's very easy to restore your system in the unfortunate event you encounter a BCMWL63L.SYS Blue Screen of Death error after recent changes.

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How to Fix BCMWL63L.SYS Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your BCMWL63L.SYS issue. These troubleshooting steps are listed in the recommended order of execution.

Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

Hit the Windows Start button
When you see the search box, type "System Restore" and press "ENTER".
In the search results, find and click System Restore.
Please enter the administrator password (if applicable / prompted).
Follow the steps in the System Restore Wizard to choose a relevant restore point.
Restore your computer to that backup image.

If the Step 1 fails to resolve the BCMWL63L.SYS error, please proceed to the Step 2 below.

Step 2: Run SFC (System File Checker) to restore the corrupt or missing BCMWL63L.SYS file.

System File Checker is a utility included with every Windows version that allows you scan and restore corrupted system files. Use the SFC tool to fix missing or corrupt BCMWL63L.SYS files (Windows XP, Vista, 7, 8, and 10):

Hit the Windows Start button
In the search box, type "cmd" but DO NOT PRESS "ENTER".
Press and hold "CTRL-Shift" on your keyboard while pressing "ENTER".
You'll be prompted with a permission dialog box.
In the box, click "YES".
You should have a black screen with a blinking cursor.
In that black screen, type "sfc /scannow" and hit "ENTER".
SFC will begin scanning for BCMWL63L.SYS issues and any other system file problems.
Follow any on-screen commands to complete the process.

Please be aware that this scan might take a while, so please be patient while it is working.

If this Step 2 fails as well, please proceed to the Step 3 below.

sfc /scannow

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many BCMWL63L.SYS error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

Hit the Windows Start button
In the search box, type "Update" and press "ENTER".
In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
If updates are available for download, click "Install Updates".
After the update is completed, restart your PC.

If Windows Update failed to resolve the BCMWL63L.SYS error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

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If Those Steps Fail: Download and Replace Your BCMWL63L.SYS File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate BCMWL63L.SYS file version. We maintain a comprehensive database of 100% malware-free BCMWL63L.SYS files for every applicable version of Windows. Please follow the steps below to download and properly replace you file:

Locate your Windows operating system version in the list of below "Download BCMWL63L.SYS Files".
Click the appropriate "Download Now" button and download your Windows file version.
Copy the file into the appropriate directory for your Windows version:

Windows 8.1: C:\Windows\System32\DriverStore\FileRepository\netbc63.inf_x86_09771746e0a2d08f\
Windows 10: C:\Windows\System32\DriverStore\FileRepository\netbc63.inf_x86_3d1dd2b425eb6c24\

Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.

GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve BCMWL63L.SYS problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.

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Download BCMWL63L.SYS Files (Malware-Tested 100% Clean)

CAUTION : We strongly advise against downloading and copying BCMWL63L.SYS to your appropriate Windows system directory. Microsoft typically does not release Windows SYS files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing BCMWL63L.SYS and all other SYS files for Windows. An incorrectly installed SYS file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows 10

File Name

Software Version

File Version

Architecture

BCMWL63L.SYS

5.100.245.200

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 10
Software:	Broadcom 802.11 Network Adapter wireless driver
Software Version:	5.100.245.200
File Version:	5.100.245.200
File Size:	4715008
File Date:	07/01/2013
MD5 Checksum:	dc7001507cd70fad9d2d288c8f14e162
SHA1 Checksum:	9273e16b29a723098e6b804b9cfa279e71b1a65c
SHA256 Checksum:	e0db839b2ed13aae879258d36011dca4667596edb2c50cae4c96a0ec3fa187f2
CRC32:
File Directory Location:	C:\Windows\System32\DriverStore\FileRepository ...

File Version, System, and Machine Information
File Type:	Win32 EXE
Image Version:	6.2
Initialized Data Size:	3224064
Linker Version:	11.0
Machine Type:	Intel 386 or later, and compatibles
PE Type:	PE32
Subsystem:	Native
Subsystem Version:	6.2
File Modification Date/Time:	07/01/2013

Windows 8.1

File Name

Software Version

File Version

Architecture

BCMWL63L.SYS

5.100.245.200

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 8.1
Software:	Broadcom 802.11 Network Adapter wireless driver
Software Version:	5.100.245.200
File Version:	5.100.245.200
File Size:	4715008
File Date:	07/01/2013
MD5 Checksum:	dc7001507cd70fad9d2d288c8f14e162
SHA1 Checksum:	9273e16b29a723098e6b804b9cfa279e71b1a65c
SHA256 Checksum:	e0db839b2ed13aae879258d36011dca4667596edb2c50cae4c96a0ec3fa187f2
CRC32:
File Directory Location:	C:\Windows\System32\DriverStore\FileRepository ...

File Version, System, and Machine Information
File Type:	Win32 EXE
Image Version:	6.2
Initialized Data Size:	3224064
Linker Version:	11.0
Machine Type:	Intel 386 or later, and compatibles
PE Type:	PE32
Subsystem:	Native
Subsystem Version:	6.2
File Modification Date/Time:	07/01/2013

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Files Related to BCMWL63L.SYS

SYS Files Related to BCMWL63L.SYS

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
xcmemx64.sys	ViXS XCode Memory Init Library (x64)	ViXS XCode Series Windows AVStream Driver for x64 Platforms (6.00)	307712	C:\WINDOWS\system32\wbem\
NETwNe32.sys	Intel® Wireless WiFi Link Driver	Windows 8	10287104	C:\Windows\System32\LogFiles\WMI\RtBackup\
libxprmc.sys	Windows System Configuration	Windows Vista	13824	C:\Windows\Boot\PCAT\es-ES\
netr28.sys	Ralink 802.11 Wireless Adapter Driver	Ralink 802.11n Wireless Adapters (5.00.26.0026)	2346672	C:\Windows\System32\LogFiles\WMI\RtBackup\
IPMIDrv.sys	WMI IPMI DRIVER	Microsoft® Windows® Operating System (6.3.9600.17238)	68608	C:\Windows\Logs\DPX\

Other Files Related to BCMWL63L.SYS

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
OneX_v1.xsd	XML Schema Definition	Windows 7	5957	C:\Windows\L2Schemas\
WWAN_profile_v1.xsd	XML Schema Definition	Windows 10	6201	C:\Windows\L2Schemas\
LAN_policy_v1.xsd	XML Schema Definition	Windows 7	3472	C:\Windows\L2Schemas\
LAN_policy_v1.xsd	XML Schema Definition	Windows 8.1	3472	C:\Windows\L2Schemas\
p2057.ngr	NEPLAN Graphic Data	Windows Vista	3188068	C:\Windows\Speech\Engines\SR\en-GB\

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