Lightpen technologies ltd

01/03/2026

Welcome to March 2026!

Happy New Month!

As we step into March 2026, the third month of the year, we enter a season of divine completion, resurrection power, and supernatural manifestation.

March is not an ordinary month — it is a month of divine performance. What was spoken will begin to manifest. What looked buried will rise again. What seemed incomplete will be perfected.

Courtesy: Lightpen Technologies Ltd

22/02/2026

Comptia A+ Core 2 – Operating Systems, Security, Software & Operational Procedures Question & Answer

Question :
A technician needs to ensure all Windows PCs have the latest security updates automatically.

Which method should be used?

Answer:
Configure Windows Update policies via Group Policy

Explanation:
Centralized update policies allow automatic patching to ensure security compliance.

Domain:
OS / Operational Procedures

20/02/2026

Problem:
Fan noisy or
not spinning

Symptoms:
- Loud noise
- Overheating

Possible Causes:
- Dust
- Mechanical failure

Troubleshooting Steps:
- Clean fan with
compressed air
- Lubricate or replace fan

Tools:
- Screwdriver
- Compressed air

Prevention:
- Regular cleaning

20/02/2026

Problem:
Fan noisy or
not spinning

Symptoms:
- Loud noise
- Overheating

Possible Causes:
- Dust
- Mechanical failure

Troubleshooting Steps:
- Clean fan with
compressed air
- Lubricate or replace fan

Tools:
- Screwdriver
- Compressed air

Prevention:
- Regular cleaning

18/02/2026

Problem:
"Laptop screen flickering"

Symptoms:
- Flickering
- Intermittent blackouts

Possible Causes:
- Loose display cable
- Failing GPU, driver issues

Troubleshooting Steps:
- Reseat display cable
- Update GPU driver
- Test with external monitor

Tools:
- Screwdriver
- Device Manager

Prevention:
- Avoid physical
stress on display

18/02/2026

Problem:
"Laptop screen flickering"

Symptoms:
- Flickering
- Intermittent blackouts

Possible Causes:
- Loose display cable
- Failing GPU, driver issues

Troubleshooting Steps:
- Reseat display cable
- Update GPU driver
- Test with external monitor

Tools:
- Screwdriver
- Device Manager

Prevention:
- Avoid physical
stress on display

14/02/2026

Microsoft Excel overview:

Microsoft Excel is a spreadsheet program developed by Microsoft Corporation used to organize, calculate, and analyze data. It allows users to enter information into rows and columns, perform automatic calculations using formulas, and create charts and graphs for better data presentation.
Excel is widely used for budgeting, record keeping, data analysis, payroll, inventory management, and academic work. It helps improve accuracy, save time, and support better decision-making in businesses, schools, and personal projects.

11/02/2026

With Nigerian Tribune – I just made it onto their weekly engagement list by being one of their top engagers! 🎉

11/02/2026

11/02/2026

11/02/2026

Like & Follow this person for more IT tips.
Desktop Computer & Laptop Problem:
"RAM not Detected"