Skip to main content

GSM Handbook

Your trusted source for smartphone tips, reviews, and tech hacks. gsmhandbook helps you master your Android or iPhone with easy guides, gadget updates, and how-to tutorials that save time and money.

Search This Blog

Home
About Us
Contact Us
Privacy Policy
Copyright Policy
About the Author

Showing posts from 2025

Posts

How to Boost 4G/5G Speeds Without Any Booster App (2025 Working Tips)

Posted by Wdestiny November 27, 2025

4G 5G Android Tips Internet Speed Network Optimization

+

Get link
Facebook
X
Pinterest
Email
Other Apps

How to Fix Mobile Data That Works Only on Certain Apps (2025 Full Solution Guide)

Posted by Wdestiny November 27, 2025

Network & Connectivity

+

Get link
Facebook
X
Pinterest
Email
Other Apps

WHY YOUR PHONE SAYS “CONNECTED BUT NO INTERNET” ON WIFI (2025 REAL FIX)

Posted by Wdestiny November 27, 2025

Network & Connectivity

+

Get link
Facebook
X
Pinterest
Email
Other Apps

WHY YOUR HOTSPOT DISCONNECTS RANDOMLY & HOW TO FIX IT (2025 FULL GUIDE)

Posted by Wdestiny November 27, 2025

Network & Connectivity

+

Get link
Facebook
X
Pinterest
Email
Other Apps

WHY YOUR PHONE KEEPS DROPPING WIFI EVEN WITH STRONG SIGNAL (2025 FIX)

Posted by Wdestiny November 26, 2025

Network & Connectivity

+

Get link
Facebook
X
Pinterest
Email
Other Apps

HOW TO FIX ANDROID APPS THAT KEEP CRASHING (UPDATED 2025)

Posted by Wdestiny November 25, 2025

+

Get link
Facebook
X
Pinterest
Email
Other Apps

Why Your SIM Card Disconnects Randomly — Network or Hardware

Posted by Wdestiny November 25, 2025

Smartphone Repair & Hardware

+

Get link
Facebook
X
Pinterest
Email
Other Apps

Phone Camera Not Focusing? Here’s the Real Reason & Solution

Posted by Wdestiny November 25, 2025

Smartphone Repair & Hardware

+

Get link
Facebook
X
Pinterest
Email
Other Apps

Why Your Phone Vibrates Without Notifications — Causes & Fixes

Posted by Wdestiny November 24, 2025

Smartphone Repair & Hardware

+

Get link
Facebook
X
Pinterest
Email
Other Apps

Archive

2014 11
- April 7
- May 3
- October 1

2018 5
- October 3
- November 2
2021 1
- April 1
2025 106

Show more Show less

Labels

4G
5G
9mobile
Accessories
Account Protection
account security
Account Settings
Ads Optimization
Airtel
Android

Show more Show less

Report Abuse

Hidden Settings On Andriod

Top 10 Hidden Android Settings You Should Know

Andriod Apps Lock

How to Lock Apps on Your Phone for Privacy (Android & iPhone)

Mobile Weak Signal

How to Fix “No Service” or Weak Signal on Your Phone

Phone Unlocking

How to Unlock a Mobile Phone

Older Posts

Simple Code On How To Change Language Settings On Android Phone To Default

Android operating system has built-in support for dozens of languages, and it is important to know where to change the language settings, especially from Chinese to English, German, or any other languages that you are familiar with. Most Android devices came with English as a default language. However, if you have an android device that the default language is English or any language you understand then there is a simple code you can use to reset it back if it was accidentally changed to any language you don't understand without having to go through the menu-settings option, but in a case whereby the default language is in china or any foreign language you don't understand that's where you will need to use the settings-menu option. Step 1 on how to change your language through the settings-menu option Locate the SETTINGS icon, Normally it’s on the main page, or the all Apps page Select the LANGUAGE&KEYBOARD menu item under SETTINGS, which is the shape of t...

About The Samsung Galaxy Note 9

The Samsung Galaxy Note 9 is available with either 6GB of RAM and 128GB of storage, or 8GB of RAM and 512GB of storage, a 6.4-inch Display screen with a resolution of 1440x2960 which makes for a 516ppi pixel density, powered by Samsung's own Exynos 9810 SoC. With a USB Type-C port, 3.5mm audio socket, and S Pen silo on the bottom. The S Pen is upgraded with Bluetooth connectivity and can be used as a remote control for various apps, 12-megapixel primary camera with a variable f/2.4 and f/1.5 aperture, and a secondary 12-megapixel camera with 32X optical zoom. With a 4000mAh battery and supports quick charging as well as wireless charging, and a hybrid dual-SIM tray that supports two Nano-SIMs or one Nano-SIM and one microSD card running Android 8.1 Oreo with the custom Samsung Experience UI and supports dual-band Wi-Fi 802.11ac, Bluetooth 5, and NFC.

How to Hide Your Phone Number from a Specific Person

How to Hide Your Phone Number from a Specific Person Want one person to stop seeing or contacting your phone number? This guide shows practical, legal ways to make your number unavailable to a single contact — on iPhone, Android, messaging apps, and via carriers — plus safer alternatives and tips. Nobody wants drama in their phone book. Whether it’s an ex, a persistent salesperson, or someone you just don’t want to hear from anymore, there are smart ways to make your number unavailable to one person without going nuclear on your whole life. Below I’ll walk you through the friendly, effective options — from simple phone-blocking steps to carrier tools, messaging app settings, and privacy-minded alternatives. Quick summary: The easiest way is to block the person on your device and messaging apps. If you need to hide your number from them specifically, that’s harder — you’ll usually need to call from a different/secondary number or use a third-party service. Read on for step-by-step instr...

About The "Alan Wake; The Writer"

The story starts off previously on "Alan Wake" video, showing what happened beforehand and then dropping you right into a familiar area. You now know what task you need to accomplish in order to "save yourself" and The Taken will try to thwart you from getting said task accomplished. In general, the story told in this piece is argueably the pedestal of the TV-format imbedded in the game's veins. It's one of those that's not only able to close some questions, but also raises new ones by questioning certain answers many assumed were written in stone. Even though it can come to a dissapointment for some to know that leaving questions unanswered may seem strange, there's also a silver lining in knowing that Alan Wake's storyline is first and foremost that of a TV series format within a game. In the other half of the presentation department (graphics and sound), "The Writer" is able to hold up with the stiff competition on the marke...

Simple WhatsApp Tricks Hacks

Whatsapp has some cool features which a lot of people has no idea of, if you are one of those fast finger Typers, and always looking for short cut codes to quickly migrate from one option to the other on WhatsApp, here are some short cut keys you can use, and the amazing part is, it works on Android, MacBook and Windows, If you are an Android user, and you want to check profile of members of the group you joined on whatsapp, • Open your WhatsApp and select the group, long press and hold V+@ and it’s done • To make text bold: *text* • To change text font to Italic: _text_ • Strike through: ~text~ • Monospace: ```text``` WhatsApp also has a web app that syncs everything from your phone and there's a desktop app too. Go to https://web.whatsapp.com/ or download the desktop app from whatsapp.com/download/ You'll then need to open WhatsApp on your phone ≫ Settings ≫ WhatsApp Web/Desktop ≫ Scan the QR code on the browser or Desktop app ≫ Follow the instruction...

The New Google’s Pixel 3 and 3 XL

Google just announced its Pixel 3 and 3 XL smartphones,These phones feel significantly more premium than last year’s Pixel 2. Moving to a glass front and back gives them a much higher-quality look and feel overall. The glass on the rear is a single pane, with the matte finish sort of sanded in the bottom half, which means, that these phones are slightly heavier than the previous generation. Camera quality also seems pretty great.

The New Straight Talk moto e5

The new Straight Talk moto e5 is all about getting more without having to spend more. It starts with a big battery that keeps the fun going all day long, with 5.7 screen display. With the Straight Talk moto e5, you can do it all. Take bright, clear photos using an 8MP autofocus camera. Unlock your phone with just the touch of your finger. Instruct it easily with intuitive Moto Experiences. More features 4G LTE, CDMA-V, 5.7" Display, 8MP camera with autofocus and LED flash, 4000 mAh battery plus, Compact and durable design, Fingerprint reader, Water-repellent.design, Memory: 2GB RAM + 16GB ROM, Supports up to 128GB microSD card, 5MP selfie cam with selfie flash, Android 8.1, Oreo.

How to Set Up Bluetooth on Your Smartphone: A Complete Beginner’s Guid

How to Set Up Bluetooth on Your Smartphone: A Complete Beginner’s Guide Bluetooth might be one of the most underrated features on your phone — quietly working in the background, yet powering some of the most useful connections you make every day. Whether you’re connecting wireless earbuds , sharing files , or pairing your phone to a car , Bluetooth makes it all seamless. If you’ve ever wondered how to properly set up Bluetooth — or why it sometimes refuses to connect — this complete guide will walk you through everything you need to know . What Is Bluetooth and Why It Matters Bluetooth is a short-range wireless technology that allows devices to communicate without cables. It’s used in a variety of ways — from connecting your smartphone to wireless speakers, to transferring photos, or even pairing smartwatches. Modern smartphones come with Bluetooth 5.0 and above , which provide faster transfer speeds, longer range, and lower battery consumption than earlier versions. If you’ve ...

How to Disable a Stolen Phone — A Practical, Step-by-Step Guide

If your phone was stolen, act fast. This professional step-by-step guide shows how to disable a stolen iPhone or Android safely — lock the device, track or erase it remotely, block the SIM, blacklist the IMEI, notify your carrier and police, and protect your accounts. Losing a phone is stressful — worse when it’s stolen. The quickest priority is to prevent the thief from accessing your personal data, money, and accounts. This guide walks you through every practical step (what to do immediately, what follows next, and templates you can reuse) so you can disable a stolen phone and minimise harm. Important: do not attempt to physically retrieve a stolen phone yourself. If you believe you can locate it, involve law enforcement and your carrier. Quick checklist — what to do first (first 10–30 minutes) Try to locate your phone remotely using Find My iPhone or Find My Device (how-to-locate-your-phone) Lock the device remotely and display a contact message. Sign out and change p...

Social Plugin

facebook
x-twitter
instagram
youtube
linkedin

Most Popular

How to Boost Your Android Phone’s Speed Instantly (Beginner-Friendly Guide)

Is your Android device slowing down? It happens to almost everyone, especially if you’ve been using the same phone for a long time. The good news is that boosting your speed doesn’t require advanced skills—just a few smart adjustments. If you’re new to Android, you can also check our full guide: The Ultimate Beginner’s Guide to Android 1. Restart Your Phone for a Fresh Start Restarting helps clear background processes that may cause lag. Many users overlook this, but it’s one of the easiest ways to improve speed. 2. Clear App Cache for Heavy Apps Apps like Chrome, Facebook, TikTok, and Instagram store a lot of temporary data. Clearing the cache can give instant speed. Steps: Settings Apps Choose app Storage Clear Cache If you're tracking your phone's health or app performance, see our comparison in Top Android Apps for Health Monitoring 3. Free Up Storage Space Your phone becomes slow when storage is nearly full. Try to keep at least 20% free. Ways to free spac...

How to Fix Phone Screen That Responds Only When Plugged Into Charger (Rare Fix Guide)

This is one of the strangest phone repair cases you will ever encounter: Your phone’s touchscreen works perfectly only when the charger is plugged in , but becomes unresponsive the moment you remove the USB cable. This issue is extremely rare — and because it happens at the intersection of touch IC , ground paths , and charging circuitry. Today, we break it down fully. ⚡ 1. The Hidden Problem: Floating Ground Line The touchscreen digitizer needs a stable ground reference to interpret your finger touches. If the internal ground line is broken, the phone may "borrow" ground from the charger. This explains why: Touch works with charger connected Touch fails when unplugged Charger creates an alternate ground path through the USB port Fix: Open the device. Inspect the area around the digitizer ground pin near the screen connector. Look for: lifted pads cracked solder joints partially torn flex connectors Resolder any weak grounding ...

Why Your Phone Randomly Switches to 3G Only After Screen Replacement (Unknown Issue Explained)

Most network problems are caused by SIM issues, carrier faults, or weak signal… But a very rare case technicians encounter is this: 📉 After changing the phone screen, the device suddenly stops connecting to 4G or 5G , and only stays on 3G — even in areas with full LTE coverage. Here is a full breakdown and fix guide. 📡 1. Damaged Antenna Bridge Hidden Under the Screen Frame Many modern smartphones have network antenna bridges embedded near the screen frame. When the screen is removed: The bridge can shift The pad can lift The connector may lose contact This causes weak LTE/5G reception , forcing the phone to fall back to 3G. Fix: Remove screen and inspect the frame edges. Check for tiny golden contacts or spring-loaded pins. Clean them with alcohol (90%+). Apply light pressure to ensure contact before reassembling. For safe handling of fragile components, see How to Fix Phone That Won’t Turn On (Step-by-Step) . ⚙️ 2. Screen Replacement...

Random Posts

3/random/post-list

Recent Posts

3/recent/post-list

Menu Footer Widget

Home

Powered by Blogger

(C) 2014 - 2025