Computers & Windows01
How to reinstall Windows safely
Check whether low storage, startup applications or a failing disk explain the problem first.
2 min readRead guide ↗
KNOWLEDGE CENTRE
Clear answers to everyday technology questions.
30 practical guides for business users and individuals: computers, email, networks, security and IT planning.
30 guides
Email & remote support02
How to install and use AnyDesk safely
Download AnyDesk from the vendor's official website and verify the identity of the person providing support.
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Email & remote support03
How to add an email account to Outlook
Find out whether the account uses Microsoft 365, Exchange or an IMAP provider.
2 min readRead guide ↗
Networks & security04
Why does a business need a firewall?
A firewall applies rules to network communication.
2 min readRead guide ↗
Computers & Windows05
Why is my computer slow? Checks before reinstalling
Note when the problem started and whether it affects startup, one application or everything.
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Networks & security06
Slow or disconnecting Wi-Fi: where to start
Compare another device in the same location and, if possible, a wired connection.
2 min readRead guide ↗
Computers & Windows07
Printer offline: a practical troubleshooting order
Check power, the printer display, paper and visible error messages.
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Email & remote support08
Why multi-factor authentication matters for Microsoft 365
MFA adds a verification requirement beyond the password.
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Business IT09
The 3-2-1 backup rule for businesses
The rule describes three copies of data, on two different media types, with one copy off-site.
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Email & remote support10
OneDrive synchronization and backup: the difference
Synchronization keeps selected files aligned across devices and the cloud.
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Networks & security11
How to recognize a phishing email
Urgent payment demands, unexpected password resets and changed bank details deserve independent checking.
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Networks & security12
Suspected ransomware: first actions
If files suddenly become encrypted or a ransom note appears, disconnect the affected device from network connections and contact your IT or incident-response lead.
2 min readRead guide ↗
Networks & security13
Business VPN: controlled remote access
A VPN can provide an encrypted connection to authorised business resources.
2 min readRead guide ↗
Business IT14
NAS, RAID and backup are different things
A NAS makes storage available over a network.
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Business IT15
How to choose a server for a business
List business applications, concurrent users, data size and growth expectations.
2 min readRead guide ↗
Business IT16
Virtualization for small businesses: benefits and limits
Virtualization allows multiple virtual machines to run on a host.
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Business IT17
Active Directory and company account management
Active Directory Domain Services can organise users, computers and access within a Windows domain.
2 min readRead guide ↗
Business IT18
What should an IT maintenance agreement cover?
List locations, users, computers, servers, network devices and key applications.
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Business IT19
Office relocation: an IT checklist
Inventory devices, network points, applications and connections.
2 min readRead guide ↗
Computers & Windows20
Where to find a BitLocker recovery key
Record the recovery key ID shown on the screen.
2 min readRead guide ↗
Networks & security21
Why antivirus protection matters
Endpoint protection helps detect and block malicious activity, but no product can guarantee that every threat will be stopped.
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Computers & Windows22
Windows blue screen: safe first checks
Photograph the stop code and note what was happening before the restart.
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Computers & Windows23
C drive full: how to free space safely
Use Windows storage information to identify large categories and review personal downloads and temporary files.
2 min readRead guide ↗
Computers & Windows24
RAM or SSD: which upgrade will help?
RAM holds active working data; storage holds files and installed applications.
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Computers & Windows25
Windows Update errors: a safe checklist
Record the update name, error code and whether the problem occurs during download, installation or restart.
2 min readRead guide ↗
Email & remote support26
Outlook not sending or receiving mail
Check whether the provider's webmail works.
2 min readRead guide ↗
Email & remote support27
Outlook mailbox full: quota and archives
Distinguish the server mailbox quota from storage used by a local Outlook file.
2 min readRead guide ↗
Networks & security28
Cannot access a shared folder: what to check
Record the exact path and error.
2 min readRead guide ↗
Networks & security29
Strong passwords and safer business accounts
Use a long, unique password or passphrase for each important account.
2 min readRead guide ↗
Business IT30
Outsourced IT support: choosing a working model
An external provider can handle agreed daily support, maintenance or specialist projects.
2 min readRead guide ↗
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