How to build a mobile app for beginners

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To protect your privacy online the most impactful thing you can do is use a password manager. Most people reuse passwords across sites, which means one breach exposes everything. Bitwarden is excellent and free. 1Password is worth paying for. Enable two-factor authentication everywhere you can, especially email, banking, and social media. Use an authenticator app (Google Authenticator or Authy) rather than SMS, since SMS can be intercepted. For browsing, use Firefox or Brave instead of Chrome. Install uBlock Origin as an ad blocker — it blocks trackers, not just ads. Use DuckDuckGo instead of Google if privacy matters to you. Be careful what you share on social media. Your date of birth, phone number, home city, and workplace are enough for identity theft. Review your privacy settings on Facebook, Instagram and Twitter regularly. For sensitive communications, Signal is the gold standard for encrypted messaging.

by makenakiprotich9634 · 59 upvotes

To recover deleted files, act quickly. When a file is deleted it isn't immediately erased — it's marked as available space. But new files can overwrite it. The sooner you try recovery, the better. Recuva is the best free recovery tool for Windows. Download it from Piriform's website, install it, and run a deep scan on the drive where the file was. It will show recoverable files — save recovered files to a different drive than the one you're scanning. On Mac, check the Trash first. If it's not there, Time Machine is your best bet if you had it enabled. System Preferences > Time Machine. If not, PhotoRec is a free cross-platform recovery tool. For accidentally deleted cloud files (Google Drive, Dropbox, OneDrive), check the trash within the web interface. Cloud services typically retain deleted files for 30 days. If these fail and the file is critical, professional recovery services exist but cost several hundred pounds/dollars.

by zanelemabaso1053 · 6 upvotes

To set up a VPN properly, first decide between a free and paid service. Free VPNs often sell your data, which defeats the whole purpose. Reputable paid options include NordVPN, ExpressVPN, and ProtonVPN. ProtonVPN has a genuinely good free tier. Once you've chosen a provider, download their app for your device. Most services support Windows, Mac, iOS and Android. Open the app, log in, and connect to a server. For best speeds pick a server geographically close to you. For bypassing regional restrictions pick a server in the target country. For privacy, make sure the VPN has a kill switch feature — this cuts your internet if the VPN drops, preventing your real IP from leaking. Also check that they have a no-logs policy verified by independent audit. On mobile, be aware VPNs can drain your battery. Only enable it when you need it, particularly on public wifi where it's most important.

by ayochukwu