У вашего броузера проблема в совместимости с HTML5
Buy here:
Applies to: VS18, GT08.
Step:
1. VS18: Download the zip file: https://drive.google.com/open?id=0B6C...
2. Unzip to the current folder
3. Open "MTK USB Driver_v1.0948.0" folder.
4. Run "InstallDriver.exe" as administrator.
5. Push "Win+R".
6. Open: "devmgmt.msc".
7. Put Smart Watch power off, then connect PC via USB cable.
8. Right-click "Unkown driver".
9. Click "Update Drive software"
10. Select "MTK USB Driver_v1.0948.0" folder.
11. Unplug SmartWatch's USB Cable.
12. Open "Upgrade Tool" folder.
13. Run "Flash_tool.exe" as administrator.
14. Click "Download Agent", choose "MTK_AllInOne_DA.bin".
15. Click "Scatter/Config File", choose "ZXHD_W3_11B_BB.cfg" in "VS18\A\b".
16. Click "Download".
17. Put Smart Watch power off, then connect PC via USB cable.
18. Wait for the upgrade complete.