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Dear Maxers,


Thanks for helping Maxthon improve all the time.

We fixed some big bugs in previous version of MX4, and bring a new version of V4.9.4.200 beta to you today!


Here are the changelogs:


New Features:

+ Support night mode

+ Support external tool

+ Support CPU inspection tool



– Optimized Adblock Plus efficiency

– Optimized font settings

– Optimized read mode

– Fixed homepage tampering

– Fixed some crashes

– Fixed html5 video and audio playing problem in extension

– Fixed some pages missing problem for maximum window of win7 OS

– Optimized resource sniffer efficiency


Bug fixed:

Backward button appears grey and unavailable

Proxy_cannot auto check “Use IE proxy settings” after deleting all customized epoxy

Search_Alias is not available

Default browser_there is no prompt to set Maxthon as default browser when it’s not

Read mode_read mode button appears sometimes in video pages

Read mode_no read mode button for some novel reading pages

Select multi favorites and right click to open, only one is opened

Page zoom_Favourites Manager page cannot be zoomed

Skynote_cannot close Skynote with Ctrl+G

Developer tool_unable to use developer tool in private and session window

Import user data_only import one IE homepage when there are more than one

Import user data_after importing user data from IE, history records of visiting local files appear

Import user data_import favorites with folders inside, cannot show the layer

There is no option for copy when right click the link on pictures

Install_ launch two windows after clean installation

Settings_jump to wrong destination when click the download setting of video popup

Amazon video playing problem

Netflix video playing problem

Hulu video playing problem

Twitter video playing problem


Install Information


Install version



Portable version