Root certificates are public-key certificates that help your system determine if a website or program is genuine and is based on whether the licensing authority is trusted and whether the digital certificate remains valid.
If the digital certificate does not belong to a trusted authority, you will receive an error message in the form “There is a problem with the security certificate”, and the system may block the connection to the website or the launch of the program for your safety.
There are many certificate authorities, among which the most famous are Symantec® and Comodo®. And their root certificates are always freely available for download.
Windows has built-in certificates and automatically renews them. However, you can still optionally manually add additional root certificates to
Our company still supports Windows XP. Why? It’s a fast, stable and secure (with appropriate settings) operating system. There are still users that looking for Windows XP software for their old PCs and laptops. Furthermore, some companies have this operating system installed on their infrastructure due to it does work well and it is no so effective to migrate to upper versions.
According to the above statistics, many users will still use this great OS. More details can be found here.
We can share mobile device connection to a computer via
It’s the most stable and most economy way.
We will have wired connection with PC and don’t depend on any other radio interference. But if the phone is needed by someone else or should be placed in our pocket it’s better to use the below methods.
What is Bluetooth used for? Today it is a modern common wireless standard. It might be used when we want to use a wireless keyboard and mouse with our computer, to use our phone as a modem, etc. Generally, it allows us to connect different types of equipment without any cables or wires.
So we should know how to set up Bluetooth with different units. The generic main steps for Bluetooth connection on a computer are
Make sure that the wireless hardware component is turnedon our computer according to the User’s Guide. E.g. on many laptops there