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Zak Islam

Zak Islam

Former Digital Trends Contributor

Zak Islam was a freelance writer at Digital Trends covering the latest news in the technology world, particularly the computing field. A fan of anything pertaining to tech from the latest gadgets to the newest graphics cards and CPUs, Zak has also written for Tom's Hardware.

A Microsoft Excel icon in the dock on a Macbook.

How to calculate percentages in Excel

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.
Microsoft Word purchase page on a MacBook.

How to add page numbers in Microsoft Word

A feature that makes Microsoft Word documents more accessible for navigation is page numbers. Here's a guide on how to add page numbers in Microsoft Word.
Running Microsoft Teams on the Galaxy Tab S8.

How to delete or hide chats in Microsoft Teams

Getting rid of your Microsoft Teams messaging is a great way to keep your user dashboard looking fresh. Here’s how to delete and hide your Teams talks.
A man using a PC to view an Excel spreadsheet.

How to use concatenate in Excel

Concatenate merges the data you have inserted into columns into its own cell or column in Excel. Let’s take a look at how to use concatenate in Excel.
A MacBook on a table using Google Sheets.

How to convert Excel files to Google Sheets

Google Sheets is known for its versatility, namely its compatibility with Excel files. Here's a guide on how to convert Excel files to Google Sheets.
A person looking at bar charts on a PC.

How to make a graph in Excel

Graphs in Excel help break down your data into an easily digestible format. Here’s how to make a graph in Microsoft Excel.
A man using a PC to view an Excel spreadsheet.

How to create a drop-down list in Excel on Windows and Mac

Adding a drop-down list in Excel is a quick and efficient way to choose predefined data. Here's how to create a drop-down list in Microsoft Excel.
A person using a laptop that displays various Microsoft Office apps.

How to lock cells in Excel

Locking cells in a Microsoft Excel spreadsheet is among the most commonly used functions. Here’s a guide on how to lock cells in Excel.
Microsoft word document.

How to recover unsaved Word documents on Windows and Mac

The easiest way to recover an unsaved Word document is probably to just open up Word again. Here's when to do that, when not to, and how to find the lost docs.
Speaker notes in Presenter View in PowerPoint on a Dell monitor.

How to convert a PowerPoint to Google Slides

Google Slides is a great alternative to PowerPoint. If you want to start using it instead, here's how to convert PowerPoint to Google Slides.
PowerPoint Slide Sorter view on a Windows laptop.

How to embed a video in PowerPoint

Did you know you can add videos to your PowerPoint presentations? It’s not too difficult either, and we created this guide to help with the process.
Microsoft word document.

How to build a table of contents in Microsoft Word

Inserting a table of contents in Microsoft Word provides an overview of the content. Here’s a guide on how to create a table of contents in Microsoft Word.
Google Drive in Chrome on a MacBook.

How to delete a file from Google Drive on desktop and mobile

Is it time to delete a file in Google Drive? With this handy guide by your side, you’ll be a deletion guru in five minutes or less!
HP Dragonfly Pro Chromebook top down view showing keyboard and touchpad.

How to delete files on a Chromebook

Need to free up some space on your Chromebook? Here’s how to delete files on pretty much all Chromebook models.
A MacBook and iPhone in shadow on a surface.

How to delete messages on your Mac

Deleting messages on your Mac is a great way to keep your Apple ecosystem neat and tidy. Here’s how to do it.
Memrise bot in the Discord app directory.

How to delete a Discord server on desktop and mobile

Need a break from Discord? We know the feeling. Fortunately, pulling down your server isn’t too difficult. Here’s a guide to help.
An individual using a gaming mouse.

How to change mouse DPI on Windows and Mac

DPI controls the sensitivity associated with a computer mouse. There are numerous reasons why you’d want to change a mouse’s DPI, and we'll show you how.
The M3 MacBook Air in front of a window.

How to keep your MacBook from sleeping

Your MacBook doesn’t need an afternoon app, it would just prefer one. If you don’t care, here’s how to disable sleep mode for your Apple laptop.
A person holds a MacBook Air at Apple's Worldwide Developer's Conference (WWDC) in 2023.

How to show the battery percentage of your Mac

It’s important to know just how much battery your MacBook has left. Here’s a guide on how to make sure your laptop is displaying its battery percentage.
The Google Drive app logo.

How to create folders and move files in Google Drive

Folders and files are the bread and butter of Google Drive. Here’s a guide on how to create a new folder, and how to move files around the Drive platform.
Beautiful RGB gaming PC.

How to delete your Discord account

Is it time to part ways with your Discord account? No worries, for deleting your profile is super-easy. Here’s how to do it.
A Windows 10 laptop sitting atop a desk.

How to remove the Recycle Bin from your desktop

Windows users will naturally be familiar with the Recycle Bin icon. But if you find yourself not having much use for it, then here's a guide on removing it.
The MacBook Air on a table in front of a window.

How to find a lost or stolen MacBook

A missing MacBook is one of the worst feelings in the world. Luckily, Apple’s Find My network will help you locate your lost laptop. Here’s how to use the app.
Google Drive in Chrome on a MacBook.

How to create a folder in Google Docs

Do you need to organize a spread of documents, pictures, and videos scattered throughout your Google Docs? It’s time you learned how to make folders, friend.
A person using a laptop with a set of code seen on the display.

How to check your Mac for viruses and malware

Mac systems are considered among the safest systems, but there's no guarantee they won't get infected. Here’s how to check your Mac for viruses and malware.
A person typing on a MacBook keyboard.

Here’s how to unlock a keyboard that’s locked

A locked keyboard can be a major inconvenience as we rely on keyboards to operate our PCs and laptops. Here's a guide to how to unlock a keyboard that's locked.
Checking a Wi-Fi router and internet connection on a phone.

How to fix slow upload speeds (common causes and solutions)

If you're experiencing unusually slow upload speeds -- lower than what you’re actually paying for -- then check out our guide on how to fix slow upload speeds.
The Gmail app icon on an iPhone.

How to log out of a Gmail account on your iPhone

If you want to log out of your Gmail account on an iPhone, it's not as simple as clicking a button. Here’s how to log out of a Gmail account on your iPhone.
A depiction of a hacker breaking into a system via the use of code.

This Chrome extension lets hackers remotely seize your PC

Malicious extensions on Google Chrome are being used by hackers remotely in an effort to steal sensitive information.
Woman Checking Her Email

New COVID-19 phishing emails may steal your business secrets

Google Forms are being used by cybercriminals as a way to obtain sensitive information of business owners through COVID-19 phishing emails.
Computer user touching on Microsoft Word icon to open the program.

This dangerous new hacker tool makes phishing worryingly easy

Setting up phishing campaigns for Microsoft 365 has become a relatively straightforward process due to a phishing-as-a-service (PhaaS) platform named Caffeine.
A depiction of a hacker breaking into a system via the use of code.

Over 1M credit cards just leaked to criminals on the dark web

Over 1.2 million credit cards have been distributed via the dark web through a recently launched underground marketplace.
A depiction of a hacker breaking into a system via the use of code.

Hackers have found a way to hack you that you’d never expect

A security flaw has allowed a ransomware gang to effectively prevent antivirus programs from running properly on a system.
A depiction of a hacked computer sitting in an office full of PCs.

Hackers may be hiding in plain sight on your favorite website

Security researchers have detailed how domain shadowing is becoming increasingly popular for cybercriminals.