Product description: Red Air Purifier,Air Purifier Pm2.5,Smart Home Air Purifier,Electrical Industrial Air Purifier Ningbo Huayou Intelligent Technology Co. LTD , https://www.homeapplianceshuayou.com
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1, open the sofa butler, select the search function, enter the Thai abbreviation "TJ" video.
9 q2 q+ J7 i& {7 ~+ y. o 
2. From the search results, enter the details page of the Thaitech video, and move the cursor to “Application Details†on the left.
3, move the cursor to the right at this time, turn to the bottom of the application details, find "view history version". Be careful not to go too fast and prevent jumping to "relevant recommendations." 
Do not touch the confirmation button!
Do not touch the confirmation button!
Do not touch the confirmation button!
Certain points return key! Three important things to say.
7, you're done, don't upgrade!
Like to watch live friends quickly restore the old version! 
Magical software download version: http://apps.sfcdn.org/apk/com.togic.
Easy to Use Air Purifier Simple controls with variable speed knob to dial in the exact air flow No distracting lights to keep you up at night No complicated user interface Easy filter access Don't need a manual to operate the unit Casters make it easy to push around.
Recently, many friends and the same landlord upgraded to the Thai version of Video 4.0, which is the legendary "cloud audio and Thai Jie", and found that they could not watch live, shouted ah! It is also very simple to return to the old version to watch the live broadcast. The landlord teaches everyone a trick here!
6. After the installation is completed, open the Thaistar Video 3.1.0. Note that a full screen upgrade prompt will pop up.