Toshiba BIOS Portege 300CT Driver Download (Official)
Supported Models
BIOS Portege 300CT Driver
Version 6.80 Driver
Manufacturers
File Name
Uploader Notes
Flash BIOS version 6.80 for Portege 300CT.
CHANGE HISTORY
Version 6.80 04-08-1999
Corrected a problem where, when using an incorrect key floppy diskette, the password would be canceled.
Version 6.70 07-20-1998
Adds support for Windows 98
Version 6.50 12-17-1997
Add support for IBM 4GB/5GB HDD
Resolve issue which caused an improperly shut down Win95 to not run ScanDisk on restart
Version 6.40 08-11-1997
Adds support for Kingston 32MB memory module
Fixes system hang or reboot if system is booted with CardBus card present
Improved functionality with Philips USB speaker
Improved display behavior with Excel 95
Uploaded By
Andrews (DG Staff Member) on 26-May-2004
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| instinfo.bat | 1.2 KB | 13 Apr 1999 |
| README.COM | 10.9 KB | 13 Apr 1999 |
| readme.txt | 8.8 KB | 13 Apr 1999 |
| CHGBIOSA.EXE | 18.5 KB | 15 Jul 1996 |
| 1005d680.exe | 406.5 KB | 13 Apr 1999 |
| BIOFCD0T.COM | 246.0 KB | 3 Mar 1999 |
| ASKIT.COM | 1.0 KB | 23 Mar 1994 |
How to Update BIOS Portege 300CT Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the BIOS Portege 300CT driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Toshiba BIOS Portege 300CT into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Toshiba Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Toshiba website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.