How to summarize a PDF with AI and check what is missing
Summarize a PDF with AI, check pages and tables, and spot missing caveats. Follow a practical review workflow with a reusable prompt and example.
Recent coverage, organized by problem
NexoTech's latest stories, organized into practical paths
Start with what was published most recently, then go deeper through Android, Google Account, social app, and AI paths.
How to check AI-generated references for fake citations
Check the title, author and DOI behind an AI citation, then verify whether the original source actually supports the claim you want to use.
Start here
The three most recent stories so readers can see what the site has just covered.
How to summarize a PDF with AI and check what is missing
Summarize a PDF with AI, check pages and tables, and spot missing caveats. Follow a practical review workflow with a reusable prompt and example.
How to check AI-generated references for fake citations
Check the title, author and DOI behind an AI citation, then verify whether the original source actually supports the claim you want to use.
How to remove app access to your Google Account safely
Review connected apps, remove unnecessary Google Account permissions, and understand what happens to sign-in and information already shared.
Urgent problems
Recent guides and fixes for moments when readers need to solve something now.
How to remove app access to your Google Account safely
Review connected apps, remove unnecessary Google Account permissions, and understand what happens to sign-in and information already shared.
Stolen phone with a signed-in Google Account: what to do first
Follow the right order to remote-lock a stolen Android phone, review Find Hub, sign out sessions, and protect your Google Account without extra panic.
Google prompt not showing on Android? How to fix it
Test connectivity, Play services, and sign-in state before you burn a Google Account backup code on Android.
Cluster in focus: Google Account without losing access
A guided track for combining passkeys, 2FA, backup codes, and device review before a phone goes missing.
How to remove app access to your Google Account safely
Review connected apps, remove unnecessary Google Account permissions, and understand what happens to sign-in and information already shared.
Stolen phone with a signed-in Google Account: what to do first
Follow the right order to remote-lock a stolen Android phone, review Find Hub, sign out sessions, and protect your Google Account without extra panic.
Google prompt not showing on Android? How to fix it
Test connectivity, Play services, and sign-in state before you burn a Google Account backup code on Android.
How to update your Google Account recovery phone and email without locking yourself out
Learn how to update your Google Account recovery phone and email, avoid lockout during device changes, and keep real backup access paths.
Explore by path
Instead of browsing isolated posts, start from a problem and follow a path.
Lost or stolen phone
What to lock first, how to review your Google Account, and how to reduce risk in the first minutes.
- Stolen phone with a signed-in Google Account: what to do first
- How to create a Google Account passkey on Android
Android security
Play Protect, SafetyCore, malware, and permissions in a path that prevents trouble before it starts.
- Android System SafetyCore: What It Is, What It Does, and When to Worry
- How to Avoid Android Malware Before It Becomes a Problem
Social apps
Instagram, Facebook, and WhatsApp with a focus on access, outages, and account safety.
Open pathUseful AI for daily work
Practical guides to use AI with less rework and less dependence on one-off news stories.
- How to use ChatGPT quizzes to study better and review without cheating yourself
- ChatGPT Study Mode: how to use it to learn better without outsourcing your thinking
Guides
How to remove app access to your Google Account safely
Review connected apps, remove unnecessary Google Account permissions, and understand what happens to sign-in and information already shared.
Stolen phone with a signed-in Google Account: what to do first
Follow the right order to remote-lock a stolen Android phone, review Find Hub, sign out sessions, and protect your Google Account without extra panic.
Google prompt not showing on Android? How to fix it
Test connectivity, Play services, and sign-in state before you burn a Google Account backup code on Android.
Phones
Android restricted settings: what it means and when to allow access
Understand what restricted settings means on Android, when allowing access may be legitimate, and when the request is really a scam warning.
Verified financial calls on Android: how to check and when to trust them
Check verified financial calls on Android, learn when the feature helps against spoofed bank calls, and why it should not replace human verification.
Android 17 security features: 5 settings worth enabling now
A practical checklist of Android 17 security features worth reviewing right after the update, with a focus on theft, scams, and app permissions.
Apps
WhatsApp not receiving verification code? What to test before changing your number
See what to test when WhatsApp does not send the verification code, when to switch to a phone call, and when to suspect takeover risk.
Instagram not opening on Android? How to fix it without losing access
A practical guide for Instagram crashing or not opening on Android, separating outages from local app trouble and account issues.
AI
How to summarize a PDF with AI and check what is missing
Summarize a PDF with AI, check pages and tables, and spot missing caveats. Follow a practical review workflow with a reusable prompt and example.
How to check AI-generated references for fake citations
Check the title, author and DOI behind an AI citation, then verify whether the original source actually supports the claim you want to use.
How to use ChatGPT quizzes to study better and review without cheating yourself
Learn how to use ChatGPT quizzes for stronger review, test understanding from your own files, and avoid passive AI study habits.
Main hubs
Google Account without losing access
A guided track for combining passkeys, 2FA, backup codes, and device review before a phone goes missing.
Open hubSocial apps without losing access
A path for handling Instagram, Facebook, and WhatsApp problems without mixing outages with scams or account issues.
Open hubPractical Android security
Guides to verify real warning signs, tighten protection, and act without unsafe shortcuts.
Open hubPractical AI without the fluff
Start with the daily AI guide, move on to Study Mode and quizzes, and consult the answer verification guide before using the answers.
Open hubLatest stories
How to summarize a PDF with AI and check what is missing
Summarize a PDF with AI, check pages and tables, and spot missing caveats. Follow a practical review workflow with a reusable prompt and example.
How to check AI-generated references for fake citations
Check the title, author and DOI behind an AI citation, then verify whether the original source actually supports the claim you want to use.
How to remove app access to your Google Account safely
Review connected apps, remove unnecessary Google Account permissions, and understand what happens to sign-in and information already shared.