rational computers technology

5 Things You MUST Check Before Buying Used Laptop in Nigeria (2026 Guide) Before you pay 150k for that UK used laptop for Computer Village or Omoku, check these 5 things or you go lose your money. 1. Check Battery Health First - Press Windows + R, type cmd, type powercfg /batteryreport. If Full Charge Capacity is less than 60% of Design Capacity, no buy am. 2. Test Keyboard and Touchpad - Open Notepad and type all keys A-Z. Test touchpad with two fingers scroll. 3. Check Screen for Lines or Flicker - Open white background. If you see lines or black spots, screen wan die. 4. Check Fan Noise and Heat - If fan dey make loud noise like generator, dust don full. 5. Check Charger and Port - Make sure na original charger follow. Test all USB ports. Always buy from shop wey give at least 2 weeks warranty. For Zite Computers Omoku, we give 1 month warranty on all UK used.

How to Stop Your Laptop Battery From Dying Fast in Nigerian Heat - 7 Pro Tips for 2026 If your laptop battery dey die fast for Omoku or Lagos heat, you no dey alone. Nigerian heat na number 1 enemy of laptop battery. For Zite Computer School, we see 10 laptops every week with swollen or dead battery because of heat. Here are 7 tested ways to make your battery last 3 years instead of 6 months. 1. Never Use Laptop for Bed or Cloth Bed and cloth dey block fan. Heat go trap inside and battery go swell. Always use table or buy laptop stand wey cost only 5k for Computer Village. Your battery will thank you. 2. Unplug at 80%, Don't Wait for 100% For Nigeria where light dey on and off, we like to charge to 100%. But charging to 100% every time dey kill lithium battery. If you can, unplug at 80-85%. For Windows 11, go to Settings > Battery > Set charging limit to 80%. 3. Reduce Screen Brightness to 60% Screen na the biggest battery eater. Reduce brightness from 100% to 60%. You g...

Nigeria heat dey kill laptop battery fast! For Omoku where sun dey hot, your battery fit die in 1 year if you no care am. For Rational Tech, we repair battery every week. Here na how to make your battery last 3 years: 1. No dey charge am 100% always For hot weather, charge am 80% then comot charger. If e reach 20%, charge am again. That 20-80% rule go make battery last 2x! 2. No use laptop for bed or foam Your laptop fan need air! If you put am for bed, e go hot and battery go swell. Always use table! 3. Reduce brightness to 60% Screen na number 1 battery killer! Reduce brightness and turn off keyboard light for day. 4. Buy original charger Fake charger for Computer Village fit spoil battery in 2 months! Original charger dey stable. We sell original chargers for Rational Tech - https://vgozhscc6w.zite.so 5. If battery don swell, change am quick! If your laptop bottom don dey swell or e dey hot too much, na battery be that! No manage am - E fit burn! Come Rational Tech, Omoku - We go ch...

Sunday Laptop Check: 5 Things to Do Today So Your Laptop No Hang for Monday Work Omo, Monday morning and your laptop dey slow? E pain wella! Before you go office tomorrow, do these 5 things today (Sunday) for 30 mins - your laptop go fast! 1. Delete Junk Files (10 mins) Your laptop full of temporary files. Press Windows + R, type %temp%, delete everything inside. Free 2-5GB instantly! 2. Uninstall Apps You No Dey Use Go Control Panel > Programs. That game you play last year? Remove am. E dey slow your laptop. 3. Restart Your Laptop Properly No be sleep - na Restart! Click Start > Restart. E clear memory. 4. Check Your Battery Health If your battery dey die fast, e fit be say e don old. I dey replace original batteries for PH. Chat me: https://wa.me/2347033542683?text=Hi Julius, check my battery 5. Backup Your Important Files Today Sunday na best day to backup. Use Google Drive or external HDD. If Monday laptop crash, you safe! Tools I Use to Fix Slow Laptops (Buy on Amazon & ...

Upgrading your system's storage drive is one of the most effective ways to boost overall performance. However, modern Solid-State Drives (SSDs) come in different physical shapes (form factors) and protocol interfaces that drastically affect reading and writing speeds. SATA SSDs: The Traditional Upgrade * Physical Design: Typically built in a 2.5-inch drive enclosure or older M.2 formats. * Interface & Speed: Uses the older SATA III interface, capping maximum transfer speeds around 550 MB/s to 600 MB/s. * Best For: Older laptops, budget desktop builds, or secondary mass storage drives where extreme speed is not critical. NVMe PCIe SSDs: High-Performance Next-Gen Speed * Physical Design: Most commonly built as compact, gumstick-shaped M.2 cards that plug directly into motherboard PCIe slots. * Interface & Speed: Utilizes the Non-Volatile Memory Express (NVMe) protocol via high-speed PCIe lanes. Speeds range from 3,500 MB/s (PCIe 3.0) up to 7,000+ MB/s (PCIe 4.0 and 5.0). * Be...

Random Access Memory (RAM) serves as your computer's short-term memory. It holds the active data, open browser tabs, and background applications that your processor needs to access instantly. Choosing the right amount of RAM prevents system slowdowns and keeps your workflow smooth. 8GB RAM: The Absolute Minimum While 8GB was once the standard for desktop computers, it is now considered the absolute baseline.  * Best for: Basic web browsing, watching streaming videos, and light office work like writing documents. * Limitations: Opening dozens of browser tabs or running heavy background applications will cause memory bottlenecks. 16GB RAM: The Sweet Spot for Most Users For the majority of users, 16GB of RAM offers the best balance between price and performance. * Best for: Smooth multitasking, modern 1080p gaming, light photo editing, and heavy web browsing with multiple open tabs. * Why it works: It provides enough headroom for your operating system and apps to run without forcing y...

Last week, a customer brought a slow laptop to my shop in Port Harcourt. The laptop was taking 5 minutes to start. In Computer Village, we call this 'HDD wahala'. I fixed it by changing to SSD. A slow computer is often caused by storage bottlenecks rather than a weak processor. Over time, traditional hard drives accumulate fragmented data, background process overhead, and file system errors that degrade performance. Common Causes of Storage Slowdowns 1. High Disk Usage (100% Bug): Windows background services (like Search Indexing or SysMain) continuously reading/writing to the disk. 2. File Fragmentation: Data scattered across different physical sectors of a mechanical hard drive platter. 3. Nearly Full Storage: Running out of free drive space limits the Operating System's ability to utilize swap space (virtual memory). 4. Drive Degradation: Bad sectors forming on aging physical platters. Steps to Restore Storage Speed * Check Disk Health (S.M.A.R.T.): Use utilities to insp...