Blog PC Scientist | Local IT Experts in NSW

Guides

Google Business Profile Setup: A Step-by-Step Guide for Australian Businesses

Set up and verify your free Google Business Profile in Australia: eligibility, service-area settings, categories, verification fixes and what to update after.

Guides

CCTV Signage Requirements in NSW: What You Need to Display

Do you need a CCTV sign in NSW? Plain answers for homes, businesses and workplaces: when signs are required, what to put on them, and where to place them.

Guides

TV Says No Signal on HDMI? How to Fix It Fast

Your TV says no signal on HDMI? Work through these checks in order: input, cable, port, power reset and handshake, and learn when it needs a technician.

Guides

Teams Meeting Not Connecting? Fixes That Work

Teams meeting won't connect, join button dead or call dropping? Work through the checks in order, from the lobby to firewall ports, and fix it fast.

Guides

Laptop Hinge Repair: Fix, Replace or Walk Away

Broken or loose laptop hinge? Learn the warning signs, what to avoid, when repair beats replacement, what drives the cost, and how we help across NSW.

Guides

Apartment CCTV Rules in Australia: What You Can Install

Apartment CCTV rules in Australia explained: what owners, tenants and strata schemes can film, when approval is needed, audio limits and what to do if a camera crosses the line.

Guides

POS Wi-Fi Requirements: Speed, Setup and Security for NSW Businesses

What Wi-Fi and internet your POS really needs: realistic speeds, Wi-Fi versus Ethernet, a separate payment network, and a backup plan for outages.

Guides

VLANs for Small Business: A Plain-English Guide

What a VLAN does for a small business network, when you need one, what to separate first, and where VLANs fall short. A practical NSW guide.

Guides

How to Prewire Your House for Ethernet in Australia

Planning to prewire a house for Ethernet? Here is what to run, where to put outlets, which cable to choose and the Australian cabler rules to know first.

Guides

VPN for Remote Work: What You Need and What You Don't

Do you need a VPN to work from home in Australia? Plain-English advice on when a VPN helps, when it doesn't, and how to set one up safely.

Guides

Managed IT vs Break-Fix: Which Suits Your NSW Business?

Managed IT or break-fix? See how each model works, what it really costs when things go wrong, and how to pick the right one for your NSW business.

Guides

Smart TV Wi-Fi Dropping Out? Fixes That Work in Australia

Smart TV Wi-Fi dropping out? Work through the checks that find the cause: power cycle, 2.4GHz vs 5GHz, router position, a cable test and when to call.

Guides

GPU Upgrade Bottleneck: Check Before You Buy a New Card

Will a new graphics card be held back by your CPU? Learn how to check your PC for a bottleneck, read the numbers and choose the right upgrade first.

Guides

Do You Need a Microsoft 365 Backup? An Australian Guide

Microsoft 365 keeps your service running, not your data safe from every loss. See what it covers, where gaps are, and what a sensible backup looks like in NSW.

Guides

CCTV Storage Options for Australian Homes and SMEs: Retention First

Compare NVRs, SD cards, NAS, and cloud storage, then size footage by retention and account for Australian privacy duties in a home or small business system.

Guides

Smart TV WiFi Issues in Australia? Check the NBN Box First

Fix smart TV WiFi problems in Australia with NBN, router, hotspot, DNS, and app checks, plus manufacturer advice and when to get onsite help.

Guides

Fix Wi-Fi Dead Zones: 5 Checks Before Buying Gear

Map weak spots, compare wired and Wi-Fi speeds, and try free router placement changes before buying an extender, mesh system, or booking onsite help.

Guides

SSD Data Recovery: TRIM Can Wipe Deleted Data Within Minutes

SSD data recovery often depends on TRIM, garbage collection, and drive use. Learn what to do first, when to stop, and how a professional lab can help.

Guides

One Page vs Multipage for Service Firms: Why 30+ Pages Can Win Leads

Compare one page and multipage websites for service businesses, including SEO reach, conversion paths, analytics, and the build costs that shape growth.

Guides

Safe DNS for Kids: Start at the Router, Close Bypass Gaps

Set safe DNS for kids at your router to cover your network, then address encrypted DNS bypasses and keep device controls and supervision in place.

Guides

Dual WAN Failover in Australia: NBN Backup on Routers and pfSense

Set up dual WAN failover for an Australian home or small business with router and pfSense examples, outage testing, and local installation help.

Guides

SSD Upgrades: Home and Small Business PCs Feel Faster in a Minute

See how an SSD can revive a slow computer, compare SATA, NVMe, and external drives, choose capacity, and prepare for an upgrade with PC Scientist.

Guides

NBN Dropouts at Night: 8 Checks to Run Tonight in Australia

NBN dropouts at night may stem from congestion, equipment, or a line fault. Run eight checks tonight and record evidence your provider can use.

Guides

Don't Format: Image First to Recover a Corrupted USB for Home Users

Protect files after a corrupted USB: stop using the drive, image it first, follow safe Windows and macOS steps, and know when to call a pro.

Guides

Avoid fines: CCTV laws in NSW, 14 days' notice and $120 site survey

Understand NSW CCTV rules under the Surveillance and Workplace Acts, the 14 days' notice and audio limits, plus a $120 site assessment option to stay...

Guides

Australia CCTV Prewire: Conduit, ACMA Rules, $120 Survey

Australia checklist for prewiring CCTV: run one Cat6 or Cat6a per camera, size conduit and back boxes, follow ACMA cabling and wiring rules, and book a...

Guides

Streaming PC Setup: Start With Upload and Audio, Not Gear

Set up a streaming PC the practical way: test upload, fix audio, then pick an encoder and bitrate. Includes a beginner checklist and OBS tips.

Guides

Admin PowerShell Checks to Fix Shared Microsoft 365 Calendars in NSW

Step-by-step user fixes plus admin PowerShell checks to restore shared Microsoft 365 calendars that won't sync. Includes five quick fixes, escalation...

Guides

Decide Fast: Network Cabling vs Powerline in Australia, 3 Site Checks

Practical Australian guide to choosing Ethernet or powerline. Learn three quick site checks, compliance pitfalls, and when to book a PC Scientist assessment.

Guides

Teams Guest Access: Admin Preflight for Pro Services to Avoid Exposure

Admin-first walkthrough to enable, test and govern Teams guest access. Includes a pro services preflight checklist, troubleshooting steps, and lifecycle...

Guides

Fix Dead Zones Fast: Test One Powerline Pair Before Buying Mesh in Australia

An Australia aware guide pairing ACMA and nbn research with on site checks. Learn when mesh usually wins, when powerline helps, and why to test one...

Guides

Sydney CCTV installation costs: NSW licence rules and $120 site survey example

Sydney CCTV installation costs explained: $2,200-$5,300 for a 4 camera business, NSW licence and electrician requirements, plus a $120 site-survey example...

Guides

Authenticator Apps and Backups: Two Factor Authentication in Australia

Quick two factor authentication setup for Australians that prioritises authenticator apps and backup codes, plus optional PC Scientist help.

Guides

Modem Router Combo or Separate: NBN Rules for Australian Gamers

Australia focused guide to keeping an ISP modem router combo or buying separate gear. Covers NBN compatibility, gaming fixes and simple DIY checks.

Guides

3 Microsoft 365 Security Controls to Be Audit Ready in Australia

Get audit ready in Australia. Use three Microsoft 365 controls: phishing resistant MFA, Conditional Access for admins, and Defender presets.

Guides

Under 4TB? Choose NAS or Cloud Storage in Australia

Australia-focused comparison to pick NAS, cloud, or hybrid. Learn when cloud wins under 4TB, how NBN upload speeds change the math, and practical restore...

Guides

Keep Two Copies: Transfer Files to a New PC in Australia

Securely move files to a new PC in Australia. When to use OneDrive, an external drive or network transfer; verify two copies, enable MFA, or call PC...

Guides

5 Steps to Improve Internet Safety for Older Australians

Five plain steps older Australians can set up in under an hour to block common scams, follow ACSC and Scamwatch guidance, and find local help.

Guides

Recover Deleted Files on Windows in Australia, Act Within Minutes

Stop using the drive, check Recycle Bin and backups first, then use Windows File Recovery or a recovery scan. Learn when to stop DIY and call a pro.

Guides

One Session to a One Page Disaster Recovery Plan for Small Businesses

Build a usable disaster recovery plan in one session: one page critical systems register, a 48 hour checklist, insurer ready test records and ready templates.

Guides

Do These 8 Ransomware Prevention Tasks This Week for Small Businesses

Practical ransomware prevention for small businesses. Complete eight prioritized tasks this week: enable phishing resistant MFA, verify an isolated...

Guides

Decide in 4 Questions: Mesh WiFi or Access Points

Start with backhaul: wire if you can, use mesh if you cannot. Learn when MoCA, powerline, PoE, or tri band mesh help and when to call a pro.

Guides

Fix Cyber Security in a Week: 3 ACSC Steps for Small Businesses

Practical cyber security checklist for Australian small businesses: turn on MFA, enable automatic updates, and test backups this week. Includes ACSC links...

Guides

Clicking Hard Drive? 3 Triage Paths to Save Your Data

Act fast when a hard drive clicks. Learn how to triage sound patterns, back up immediately, and follow three recovery paths from imaging to cleanroom repair.

Guides

Fix a Smart TV That Won't Connect to Wi-Fi in Under Five Minutes

Step through quick isolation tests to find whether the TV, router, or ISP is at fault. Try hotspot and Ethernet tests, router settings fixes, or book PC...

Guides

Audit Ready Network Assessment Checklist for IT Pros and SMBs

Audit Ready network assessment checklist for IT pros and SMBs. Capture evidence exports, map to ASD Essential Eight and NIST CSF.

Guides

RAID Data Recovery: Technician Triage, Image Drives in the First Hour

Power off a failed RAID, clone every member drive, and follow technician triage steps to preserve files. Learn what to do in the first hour and when to...

Guides

Technician Tested: The 50% Rule for RAM Upgrade Vs New PC

A technician tested way to decide whether to add RAM or buy a new PC. Use the 50% cost rule and diagnostics to avoid wasting money.

Guides

Decide in 10 minutes: Repair or replace your laptop in Australia

Decide in 10 minutes whether to repair or replace your laptop. Australia-aware cost examples, age-based thresholds, a short checklist, and how to book a...

Guides

Access Point Placement for Homes & Small Offices: 15-20% Overlap Rule

Installer-style access point placement for homeowners and small offices, with 15-20% overlap, -70 dBm walk-test targets, wiring tips, and site-survey...

Guides

Windows blue screen: capture the stop code, fix it, or call a pro

Capture the stop code, follow practical fixes and technician-level checks, and know exactly when to escalate. An evidence-first path to resolving Windows...

Guides

Fix slow home internet in Australia: 5 minute wired test first

In Australia: stop guessing. Run a 5 minute wired speed test, log timestamps, then call ISP or a technician if wired speeds stay low.

Guides

NSW Businesses: OAIC 30 Day Test for Notifiable Data Breaches

NSW businesses: a practical checklist to finish the OAIC 30 day assessment, contain breaches fast, and prepare with templates, MFA and remote wipe.

Guides

First 60 Seconds: Image First SD Card Recovery That Saves Your Files

Stop using the card and create a full sector by sector image first. Use an image first workflow to recover files safely, avoid overwrites, preview...

Guides

How SPF, DKIM and DMARC stop email spoofing vs phishing

Understand how spoofing differs from phishing, the three attack patterns that fool inboxes, practical checks to spot fakes, and how SPF, DKIM and DMARC...

Guides

Stop Buying the Wrong NBN Device in Australia: Most Homes Need a Router

Learn whether your NBN needs a modem or just a router, why FTTN/FTTB require VDSL2, and when to book local pro setup in Australia.

Guides

6 Step Router Setup for Parental Controls: Quick Wins for Busy Parents

Secure your home Wi Fi with six simple router steps. Includes DNS and device options, Australian eSafety links, checklists, and when to hire PC Scientist.

Guides

Test First: Mesh WiFi vs Extender for Your Home's Dead Zones

Test your WiFi first. Learn quick checks to decide between an extender and mesh for your home's dead zones, and when to book PC Scientist onsite diagnostics.

Guides

First 60 Minutes: Recover Hacked Email in Australia and Report to ACSC

Act fast: follow Google and Microsoft recovery steps, lock out attackers within 30-60 minutes, report to ACSC, and call local IT when needed.

Guides

2026 Checklist: Wi‑Fi 6 vs 6E in Australia, ACMA and Site Visit Method

Decide if your home needs Wi‑Fi 6E in 2026. This Australian checklist explains ACMA's 6 GHz rules, a device audit, congestion checks, and a site visit...

Guides

Keep Existing Coax? Installer Rules for NVR vs DVR in Home Installs

Installer tested NVR vs DVR for homeowners. Choose NVR for new installs; keep DVR or hybrid if 60%+ coax works. Plan PoE runs and network hygiene.

Guides

Prevent Data Drift When You Migrate Email to 365 for NSW IT Teams

NSW IT teams: migrate email to Microsoft 365 with a 5-10 user pilot and preloaded mail to prevent data drift.

Guides

Finish Scan to Email 365 Setup in Australia with OAuth2 or Relay

Admin-focused Microsoft 365 scan to email how-to for Australian offices. Learn when to use OAuth2, SMTP relay or Direct Send, with vendor steps and field...

Guides

Add an Immutable Copy: 3 2 1 Backup Rule for Australians

Step by step templates for Australian homes and small businesses to set up 3 2 1 backups, add an immutable copy, and verify restores.

Guides

PC Keeps Freezing? 20 Minute Safe Mode Test for Home PCs

Home users: follow a step by step diagnostic flow to decide if freezes are software or hardware. Run a 20 minute Safe Mode test, check Event Viewer,...

Guides

What does a website really cost in Australia in 2026?

Discover what a professional website truly costs in Australia in 2026, including budget tips for small businesses and ongoing expenses.

Guides

Your new PC setup checklist: eight things to do first

Maximize your new PC setup with this essential checklist. Secure, update, and optimize your system efficiently in just a few steps!

Guides

Wifi keeps dropping? Here's what actually fixes it

Struggling with Wi-Fi dropping? Discover effective fixes, from power cycling your devices to testing your connection directly.

Guides

Security camera placement: where every camera should go

Ensure your property's safety with effective security camera placement. Learn where to position cameras for maximum protection and identification.

Guides

Wired vs wireless CCTV: which one actually protects your property?

Discover which CCTV option-wired or wireless-provides the best protection for your property. Learn the pros and cons now!

Guides

Home wifi setup: get online in under 30 minutes

Get online effortlessly with our step-by-step guide to home wifi setup. Set up your network securely in under 30 minutes!

Guides

Most FTTN to FTTP upgrades cost nothing. Here's why yours might not

Upgrading from FTTN to FTTP can be free for eligible addresses. Discover if you qualify and learn about potential costs.

Guides

Windows won't boot? Try this fix order first

Is your Windows system failing to boot? Follow this step-by-step guide to fix the issue quickly and efficiently before seeking more help.

Guides

Printer keeps going offline? Here's the fix that works first

Struggling with a printer that keeps going offline? Discover effective troubleshooting steps to quickly restore your connection and get printing.

Guides

Computer running slow? Try this before you spend a cent

Is your computer running slow? Discover free fixes to boost performance without spending a dime. Try this simple solution!

Guides

Laptop won't turn on? Here's what to check first

Is your laptop refusing to power on? Follow these simple checks to identify the issue and get it working again quickly.

Guides

14 phishing email examples you need to recognise now

Learn to identify 14 common phishing email examples to protect your personal information and avoid costly scams. Click to discover more!

Guides

Printer won't connect to Wifi: quick fixes that work

Experiencing trouble connecting your printer to WiFi? Try these quick fixes to get back online in minutes without needing a technician.

Guides

NAS data recovery: practical steps and when to call a pro

Facing NAS data issues? Learn practical steps for recovery and when to seek professional help to safeguard your valuable data.

Guides

Guest Wi-Fi network setup: secure and simple

Easily set up a secure guest Wi-Fi network in three simple steps, keeping your private devices safe while providing internet access for visitors.

Guides

Outlook not receiving emails: what is usually going on

Is Outlook not receiving emails? Quickly fix it by checking your connection and toggling offline mode. Get back to your inbox fast!

Central Coast

Same-day IT support near you, when the computer just stops

The computer crashed or the Wi-Fi dropped. Here is how to get same-day help near you - and what to check before you call.

Sydney

Custom PC builds for Sydney gamers: the parts that matter

CPU, GPU, cooling and Wi-Fi - what actually matters in a custom gaming PC, without the sales pitch.

NSW-wide

Custom PC or prebuilt in NSW: which one actually fits you?

Stuck between a custom build and a prebuilt? A calm look at gaming, work and school in NSW.

Practical guides when the tech will not sit still.

Guides by region

Tell us what is happening