KEEP YOUR DRIVERS
UPDATED
Due to the
evolutionary nature of PCs, driver updates are quite common. The pressures
involved in getting hardware to the market place, along with the wide variety
of PC configurations out there, make it impossible to thoroughly test drivers
in all collections before they are released. Once the hard ware is generally
available, any problems are soon reported, and fixes make available in the
guise of updated drivers.
Driver updates can also be used to introduce new features or
improve performance, but on the whole, they are the result of bug fixes, which
is why most hardware gets most of its updates in the first six months after
release.
SIGN THEM OFF
As you’d expect with this haphazard approach, drivers gained
a reputation for being the culprit behind many Windows crashes and error
messages. Microsoft estimates that 40 percent of such problems can be traced to
poorly written drivers that make illegal calls to Windows, or take resources
without seeing if they have already been assigned elsewhere. It was this
practice that led Microsoft to introduce the concept of signed drivers and
‘sign’ those that behave themselves properly, so you’re aware those drivers
should be trouble-free.
One of the problems with this approach is that Microsoft charges
hardware manufacturers to perform this test, so many are either unable to
afford the cost of getting their drivers signed, or unwilling to commit to the
test. Many manufacturers do eventually submit updated drivers for testing, but often
they’ll wait until they’ve iron out many of the bugs first, so they only incur
the cost of getting their drivers signed once.
Because the choice is the order of the day, XP will allow
unsigned drivers to be installed on your PC, but by default, it’s set to warn
you whenever you attempt to install one. You can switch this warning off – or conversely
block all unsigned drivers – from the Hardware
Tab in the System Properties actually
recommend you leave things the way they are – most unsigned drivers will work
perfectly with your machine, with no problems. XP also creates a System Restore Point whenever you
install an unsigned driver when the Warn option is selected – just in case.
Getting Updates
So how do you update your drivers? There are two main ways of
doing so. Many generic driver updates that have been signed by Microsoft are
put on its Windows Update site, and can be downloaded and installed through that.
All others are found at the hardware manufacturers’ own websites.
When downloading a driver from your hardware manufacturer,
make sure you’ve got the right one for your model, and that its Windows XP
driver. If your manufacturer is diligent enough, it may provide you with
release notes that tell you what bug fixes and extra features the driver
updates provide, which can often reassure you that the update will fix the
problem you’re having.
You may also find that the driver comes with its own installer,
so all you need to do is downloaded the EXE file and double click it for the
drivers to be automatically updated. Don’t worry if it doesn’t, though.
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