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When your Chromebook screen starts flickering, it’s easy to feel a sense of panic! There’s no need to stress if you wonder, “Why is my Chromebook screen glitching?” We have nine fixes for you if you’re experiencing this issue. These fixes should cover everything from the most minor issues to more serious ones. If none work for you, contact the retailer you bought your Chromebook from or the manufacturer for advice. 1. Turn It Off and On Again A good rule of thumb for any tech behaving strangely is to try turning it off and on again — and a Chromebook is no different. Here’s how to restart your Chromebook. Click on the Clock in the lower right corner of your screen. Select the Power icon from the pop-up menu. Your Chromebook will now turn off. Once it has turned off, press and hold the physical Power button for a couple of seconds until it turns back on. 2. Check for Updates If you’re experiencing Chromebook issues, it’s a good idea to check for updates, as these wil

Do you get a “Realtek Semiconductor Corp Extension Install Error” while trying to install an update on your Windows PC? Your Windows Update feature may be faulty, or your operating system may have another issue. Many items can cause your update to fail to install. We have a few solutions that you can use to get rid of this error. A couple of other reasons you can’t install your Realtek driver update are that your Windows Update cache is corrupted or your current drivers are problematic. You can fix these items to potentially resolve your problem. Use Windows Update Troubleshooter on Your PC Whenever you face an issue updating your Windows system or device drivers with Windows Update, use your PC’s built-in Windows Update troubleshooter to detect and resolve your update problems. This tool’s sole purpose is to find and fix all your update issues. The tool is available in both Windows 11 and Windows 10 systems. On Windows 11 Open the Settings app by pressing Windows + I . S

The Windows operating system changes over time—it doesn’t remain static. How it looks and works can often change from one version to the next. Scrollbars in Windows 11 are no different. You might find that the scrollbar in Windows 11 is too thin to use, or doesn’t appear at all, appearing hidden by default. If you want to change this behavior, you’ll need to know how to customize the scrollbar on your Windows 11 PC (especially if you’re using a touchscreen device). There are a few ways you can customize your Windows 11 scrollbars, from making them always visible to changing their size and behavior. We’ll explain how below. How to Make the Scrollbars Always Visible The default behavior in most Windows 11 applications is for the scrollbar to appear hidden. You’ll have to hover your mouse over the edge of the window or swipe your finger on the screen to reveal them. This can be frustrating and time-consuming, especially if you’re actively trying to scroll through a long document or

Primarily used in analytical chemistry, a calibration curve, sometimes called a standard or reliability curve, is used to compare samples of known and unknown concentrations. You may use it to measure an instrument comparing estimated parameters against a set of actual values or standards. You can then determine the reliability of uncertainty. If you want to create a calibration curve, you can do so in Microsoft Excel in just minutes. As long as you have the dataset for the graph, you’re ready to go. How to Create a Calibration Graph in Excel To create your calibration curve in Excel, you’ll need your sets of data for the x- and y-axis. You can then add a trendline for a linear calibration curve and display the equation before customizing the graph. Create the Graph Select the calibration data for the chart. The data in the first column is for the x-axis (horizontal) and the second column is for the y-axis (vertical). If you have adjacent cells, simply drag your cursor throu

When you work on something like a timesheet in Microsoft Excel, you may need to get the difference between times. For instance, you may enter start time and end time where you need to see the number of hours worked. We’ll show you a few ways to find the difference between two times in Excel for project tracking , a work timesheet, or an employee schedule . Before You Begin, Format the Times To correctly use the functions and formulas described here, be sure to use one of Excel’s time formats for the time values in your cells. Either select Time in the Number drop-down box on the Home tab or use the Format Cells dialog box shown below. Use the Time Functions for Basic Results The simplest way to get the hours, minutes, or seconds between two times is using the same named functions in Excel: HOUR, MINUTE, and SECOND. The syntax for each is the same with the function name and subtracted cells in parentheses. Let’s look at an example of each. To get the total hours betwee