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How to change the screen of notebook

2026-01-21 20:25:25 science and technology

How to cast the screen of my laptop to other devices? Summary of popular methods and tools across the Internet

With the popularity of remote working and online education, how to quickly cast laptop screens to TVs, projectors or other devices has become a hot topic recently. The following is a summary of the most discussed screen projection solutions and tools on the Internet in the past 10 days, combined with actual user experience data to provide you with a reference.

1. Comparison of mainstream screen projection technologies

How to change the screen of notebook

technology typedelayresolutionApplicable scenarios
WiredHDMI<10msUp to 8KConference room/fixed place
WirelessMiracast50-100ms1080Ptemporary demo
DLNA push2-5 seconds4KVideo playback
third party software30-80msAdaptiveCross-platform collaboration

2. Ranking of popular screen casting tools

Tool nameSupport platformFeaturesBaidu Index
AirParrotWin/MacMulti-screen synchronization6852
ScrcpyAndroidNo root control8921
LetsViewAll platformswhiteboard annotation5633
TeamViewerAll platformsremote control12456

3. Step-by-step operation guide

1.Windows system wireless screencasting
① Press the Win+P key combination to bring up the projection menu
② Select "Connect to wireless display"
③ Wait for the scan to complete and select the target device

2.Mac system image output
① Open System Preferences-Display
② Hold down the Option key and click "Detect Display"
③ Set mirroring options in the Arrange tab

3.Android phone reverse control
① Turn on developer options and USB debugging
② Connect the data cable through the Scrcpy tool
③ Enter adb devices on the command line to verify the connection.

4. Solutions to common problems

Problem phenomenonPossible reasonsSolution
Screen freezesInsufficient network bandwidthSwitch to 5G band WiFi
Sound out of syncdecoding delayAdjust audio buffer
Device not recognizedDriver not updatedInstall the latest graphics card driver

5. New trends in screen projection technology in 2023

1.Wi-Fi 6 enhanced screencasting: Using OFDMA technology to reduce multi-device interference, the measured delay is reduced by 40%

2.AI intelligent compression: NVIDIA Broadcast and other tools can realize intelligent picture noise reduction and dynamic bit rate adjustment

3.AR assisted screencasting: Microsoft’s latest patent shows that 3D spatial projection positioning can be achieved through Hololens

According to Zhihu’s latest survey data, 83% of users use the screen casting function at least three times a week, of which online education (42%), game live streaming (28%), and business presentations (30%) are the main usage scenarios. It is recommended to choose a suitable screen projection solution based on specific needs. If necessary, a combination of wired and wireless solutions can be used to ensure stability.

Note: The statistical period of the data in this article is from November 1 to November 10, 2023. The data sources include Baidu Index, Weibo Topic List, Zhihu Hot List and other public platforms.

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