OneDrive full: what to do (and why your email stops arriving)
OneDrive says your storage is full, files stop syncing and even Outlook.com stops receiving email? Here’s what’s taking up space and how to free it without losing files.
Articles by TECHNOARTH Editorial Team Page 3
The TECHNOARTH newsroom: technology tutorials, guides, comparisons and news produced with AI assistance and checked against manufacturers’ official sources.
Guest Wi-Fi: how to set up a separate network on your router
Here’s why customers and visitors shouldn’t use the same Wi-Fi as your office or home computers, and how to create an isolated guest network on your router.
WhatsApp Web not connecting or the QR code won’t load: how to fix it
WhatsApp Web stuck on “Connecting”, the QR code won’t load or it keeps disconnecting? Here’s how to fix it: linked devices, browser, cache, extensions, work networks and the Windows app.
How to update your BIOS safely (laptops and motherboards)
Need to update your BIOS? Here’s when it’s worth it, how to find your current version, where to get the right update and the precautions that keep your computer safe.
Outlook mailbox full: how to free up space
Outlook says your mailbox is full and you can’t send or receive? Here’s how to really free up space: deleted items, large attachments, archiving and the limits for each account type.
The Outlook PST file: where it is, how to open, shrink and move it to another PC
Where the Outlook .pst file lives, how it differs from .ost, how to compact a huge PST, back it up and open your email on another computer.
HDMI no signal on your TV or monitor: how to fix it
You connected your laptop or PC to the TV over HDMI and get “No signal”? Here’s how to fix it: the right TV input, cable and port, Windows + P, resolution, USB-C adapters and sound through the TV.
VLOOKUP not working or returning #N/A: causes and fixes
VLOOKUP returns #N/A even though the value is in the table? Here are the most common causes — spaces, numbers stored as text, FALSE/TRUE, the wrong range — and how to fix them, including with XLOOKUP.
Excel errors (#N/A, #VALUE!, #REF!, #NAME?, #DIV/0!): what they mean and how to fix them
Your spreadsheet shows #N/A, #VALUE!, #REF!, #NAME?, #DIV/0!, #SPILL! or #####? Here’s what each Excel error means and how to fix it — without just hiding the problem.
Mouse not working on your PC or laptop: how to fix it
Your mouse stopped working, the cursor freezes or moves on its own? Here’s how to fix wired, wireless and Bluetooth mice: battery, USB receiver, pairing, driver and power saving.
Headphones not working on your PC (3.5 mm, USB and Bluetooth): how to fix it
You plugged in your headphones and sound still comes from the speakers, or nothing at all? Here’s how to fix 3.5 mm, USB and Bluetooth headphones on Windows 11: output device, front jack, Hands-Free mode and drivers.
Word won’t open or keeps closing: how to fix it
Word won’t open, freezes on the splash screen or closes by itself? Here’s how to fix it: safe mode, add-ins, the Normal.dotm template, Office repair, activation and damaged files.