Problem When using your Scanner plugged in to a USB hub, any scan that it makes is just a black page. You may notice if you lift up the scanner lid that the scanner light is not on. Cause There is either not enough power supplied to the hub or the bulb has blown. Solution Plug the… Continue reading Blank scans when Scanner is connected to USB hub
Problem Black Hole RAT is a Trojan (also known as Freeze RAT) for Mac that can allow someone to remotely control your computer with the ability to add and modify files, shut down and run shell scripts among other functions. Solution Go to the Applications folder. Delete the JavaUpdater folder (drag it to the Trash). At the top menu,… Continue reading Remove Black Hole RAT on Mac
Select the correct tab for your operating system: PC In your program you want to print from, click the Print button. Click Preferences or Properties. This button should be above the Find Printer button. Find the checkbox “Grayscale Printing” and check it. Click OK Proceed to printing. Mac In your program you want to print… Continue reading Print using only black ink on a Canon Printer
Problem When starting windows, it just shows a black screen. You can still see the mouse cursor and can move it but there is no start menu, taskbar or desktop icons. It may stay like this for a while before logging in. Solution Run a Disk Repair.
Problem When using the Claro ScreenRuler, regardless of the colour you have selected it will display as black making it hard to see anything or close the ScreenRuler. Solution Close all Claro programs. Download the ClaroUpdater. Run it and download the latest update for ScreenRuler. It will save the installer on your Desktop. Run the… Continue reading Claro Screen Ruler is black and won’t change colour