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Operating System — Page 3

When to Get a New Computer: Signs It’s Time (And What to Do Next)

October 15, 2026 by Sonia Nakamura
When to Get a New Computer: Signs It’s Time (And What to Do Next)

💥 Quick Answer You should get a new computer when your current system can't handle basic tasks like opening programs, freezes during normal use, or overheats constantly. If your hardware can't run modern operating…

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Categories Operating System

Which Ports Should Be Filtered Out to Protect a Network from Smb Attacks?: Critical TCP/UDP Rules Explained

October 13, 2026 by Sonia Nakamura
Which Ports Should Be Filtered Out to Protect a Network from Smb Attacks?: Critical TCP/UDP Rules Explained

💥 Quick Answer To protect a network from SMB attacks, filter out TCP ports 445, 139, and 389, along with UDP ports 137 and 138. These ports are primary entry points for exploits like EternalBlue and WannaCry ransomware…

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Categories Operating System
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About Me

Sonia Nakamura

Sonia Nakamura
My first computer was a clunky desktop with a 56K modem, and I spent hours dialing into bulletin boards just to download text-based games. That machine taught me patience—waiting for a webpage to load, troubleshooting crashes, and figuring out how to make old hardware do new things. Now, I run this site to share the same kind of hands-on tech wisdom I wish I’d had back then: clear, practical guides for everyday problems and the curiosity to keep learning.

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