Copyright (c) 2016 - 2021 Nir Sofer
WifiHistoryView is a simple tool for Windows 10/8/7/Vista that displays the history of connections to wireless networks on your computer.
For every event that the computer connected to a wireless network or disconnected from it, the following information is displayed: The date/time that the event occurred, network name (SSID), profile name, network adapter name,
BSSID of the router/Access Point, and more...
WifiHistoryView can read the wifi history information from a running system or from external event log file of another computer.
You can also view the wifi history of remote computer on your network, as long as you connect the remote computer as Administrator.
Ths utility works on any version of Windows, starting from Windows Vista and up to Windows 10. Both 32-bit and 64-bit systems are supported.
Previous versions of Windows (Windows XP and earlier) are not supported.
Source of Information
WifiHistoryView loads the Wifi history information from the 'Microsoft-Windows-WLAN-AutoConfig/Operational' event log of Windows. This even log is usually stored in the following file:
- Version 1.61:
- Added option to change the sorting column from the menu (View -> Sort By). Like the column header click sorting, if you click again the same sorting menu item, it'll switch between ascending and descending order. Also, if you hold down the shift key while choosing the sort menu item, you'll get a secondary sorting.
- Version 1.60:
- Added option to specify user name and password to connect a remote computer (In the 'Advanced Options' window).
- Fixed to display error on status bar when WifiHistoryView fails to access the event log.
- Version 1.57:
- Fixed some high DPI mode issues (Toolbar, Properties Window).
- Version 1.56:
- Added 'Event Log Filename' column, which displays the event log filename if the event was loaded from archive log files.
- Fixed the /cfg command-line option to load the .cfg file from the current directory if full path is not specified.
- Version 1.55:
- Added options to filter the wifi history information by Event Type: Show Connected, Show Disconnected, Show Failed To Connect, Show Network Association.
- Version 1.52:
- Added option to choose another font (name and size) to display in the main window.
- Version 1.51:
- Added 'Add Header Line To CSV/Tab-Delimited File' option (Turned on by default).
- Version 1.50:
- You can now resize the properties window, and the last size/position of this window is saved in the .cfg file.
- Version 1.48:
- Added 'Select All' and 'Deselect All' to the 'Column Settings' window.
- Version 1.47:
- Added new options to the 'Quick Filter' feature.
- Version 1.46:
- Added /cfg command-line option to start WifiHistoryView with the specified config file.
- Version 1.45:
- WifiHistoryView now reads archive log files when connecting a remote computer.
- Added 'Read archive log files' option in 'Advanced Options' window (You can turn it off if you don't want to read archive files).
- Added option to read the log files from shadow copy (Requires to run WifiHistoryView as administrator).
In shadow copies you might find older log records that don't exist in your current log files.
- Fixed bug: 'Copy Selected Items' worked improperly when setting the 'Unicode/Ascii Save Mode' to 'Always UTF-8'.
- Version 1.40:
- Added 'Quick Filter' feature (View -> Use Quick Filter or Ctrl+Q). When it's turned on, you can type a string in the text-box added under the toolbar and WifiHistoryView will instantly filter the wifi history items, showing only lines that contain the string you typed.
- Version 1.36:
- Added option to set the AutoBackup/Retention mode of the wifi history log file (In 'Event Log Options' window - F8).
You can set the AutoBackup/Retention mode to 'Archive the log when full' if you want to keep all Wifi history without limitation (
By default, old events are deleted when the event log is full)
- Version 1.35:
- WifiHistoryView now reads archive log files ( Archive-Microsoft-Windows-WLAN-AutoConfig%4Operational*.evtx ).
Be aware that archive log files are created only if the configuration of Microsoft-Windows-WLAN-AutoConfig/Operational log is 'Archive the log when full'.
Also, in order to read the archive files, you have to run WifiHistoryView as administrator.
- You can now specify wildcard to load mutiple archive files when the data source is 'external file'.
- Added 'Run As Administrator' option (Ctrl+F11).
- Version 1.30:
- Added 'Process ID' and 'Thread ID' columns
- Version 1.25:
- Added option to connect multiple remote computers (comma-delimited list) in 'Advanced Options' window.
- Added 'Computer Name' column.
- Version 1.20:
- Added option to connect a remote computer (In 'Advanced Options' window - F9)
- Version 1.15:
- Added 'Event Log Options' (F8), which allows you to enabled/disable the event log that records the Wifi history (Microsoft-Windows-WLAN-AutoConfig/Operational)
and modify the maximum size of the log file. This feature requires elevation.
- Version 1.10:
- You can now choose the desired encoding (ANSI, UTF-8, UTF-16) to save the csv/xml/text/html files. (Under the Options menu)
- Version 1.06:
- When loading an external file, the filename is now displayed in the window title.
- Version 1.05:
- Added 'Connection Mode' column.
- Version 1.00 - First release.
Start Using WifiHistoryView
WifiHistoryView doesn't require any installation process or additional DLL files. In order to start using it, simply run the executable file - WifiHistoryView.exe
After running WifiHistoryView, the main window displays the history of connecting/disconnecting to wireless networks on your computer.
You can easily select one or more items and then copy them to the clipboard and paste them into Excel or other spreadsheet application. You can also export the selected items into text/csv/tab-delimited/xml/html file by using the
'Save Selected Items' option (Ctrl+S).
If you want to view the wifi history information from event log file of another computer, open the 'Advanced Options' window (F9) , choose 'External File' in the combo-box, and then choose the
desired event log file.
View wifi history on remote computer
In order to view the wifi connections history of a remote computer on your network, simply press F9 to open the 'Advanced Options' window,
choose 'Remote Computer' from the 'Load From' combo-box, type the name or IP address of the remote computer, and then press the OK button.
You must connect to the remote computer as Administrator in order to view the wifi history information.
- Event Time:The date/time that the specified event occurred.
- Event Type:The type of event: Connected, Disconnected, Failed To Connect, or Network Association. The 'Network Association' event occurs while trying to connect a wireless network.
- Network Adapter Name:The name of the wireless network adapter that was used to connect the wireless network.
- Interface GUID:The interface GUID of the wireless network adapter.
- Local MAC Address:The MAC address of the wireless network adapter.
- Profile Name:The name of the Windows wifi profile.
- SSID:The name of the wireless network.
- BSS Type:Infrastructure or Ad-Hoc.
- BSSID:The MAC address of the router/access point.
- BSSID Company:The company that manufactured the router/access point, according to the MAC address. This value is available only if you download this oui.txt file and
put it in the same folder of WifiHistoryView.exe (You should save it as oui.txt)
- PHY Type:802.11g or 802.11n or 802.11ac
- Encryption:AES, TKIP or None.
- Event ID:The event ID of the event in Windows event viewer. WifiHistoryView uses the following event IDs: 8001, 8003, 8002, and 11001.
- Event Record ID:The event record ID of the event in Windows event viewer.
- Disconnect Reason:The reason that the network was disconnected (Displayed only for 'Disconnected' events).
||Load the wifi history from... 1 = This computer, 2 = External file
/Filename <External File>
||Specifies the name of the filename (For using with /LoadFrom 2 )
Start WifiHistoryView with the specified configuration file.
WifiHistoryView.exe /cfg "c:\config\whv.cfg"
WifiHistoryView.exe /cfg "%AppData%\WifiHistoryView.cfg"
||Save the wifi history into a simple text file.
||Save the wifi history into a tab-delimited text file.
||Save the wifi history into a comma-delimited text file (csv).
||Save the wifi history into a tabular text file.
||Save the wifi history into HTML file (Horizontal).
||Save the wifi history into HTML file (Vertical).
||Save the wifi history into XML file.
This command-line option can be used with other save options for sorting by the desired column.
The <column> parameter can specify the column index (0 for the first column, 1 for the second column, and so on) or
the name of the column, like "Event Time" and "Event Type".
You can specify the '~' prefix character (e.g: "~SSID") if you want to sort in descending order.
You can put multiple /sort in the command-line if you want to sort by multiple columns.
Translating WifiHistoryView to other languages
In order to translate WifiHistoryView to other language, follow the instructions below:
- Run WifiHistoryView with /savelangfile parameter:
A file named WifiHistoryView_lng.ini will be created in the folder of WifiHistoryView utility.
- Open the created language file in Notepad or in any other text editor.
- Translate all string entries to the desired language.
Optionally, you can also add your name and/or a link to your Web site.
(TranslatorName and TranslatorURL values) If you add this information, it'll be
used in the 'About' window.
- After you finish the translation, Run WifiHistoryView, and all translated
strings will be loaded from the language file.
If you want to run WifiHistoryView without the translation, simply rename the language file, or move
it to another folder.
This utility is released as freeware.
You are allowed to freely distribute this utility via floppy disk, CD-ROM,
Internet, or in any other way, as long as you don't charge anything for this and you don't
sell it or distribute it as a part of commercial product.
If you distribute this utility, you must include all files in
the distribution package, without any modification !
The software is provided "AS IS" without any warranty, either expressed or implied,
including, but not limited to, the implied warranties of merchantability and fitness
for a particular purpose. The author will not be liable for any special, incidental,
consequential or indirect damages due to loss of data or any other reason.
If you have any problem, suggestion, comment, or you found a bug in my utility,
you can send a message to email@example.com
WifiHistoryView is also available in other languages. In order to change the language of
WifiHistoryView, download the appropriate language zip file, extract the 'wifihistoryview_lng.ini',
and put it in the same folder that you Installed WifiHistoryView utility.