Aggregating multiple links involves splitting traffic on one end and combining it on the other. This requires special software like https://speedify.com . However I am not sure if this software can increase throughput or just improves reliability. Source: about 1 year ago

There is speedify.com that does bonding through software. Source: over 1 year ago

What you want sounds like what Speedify does. Source: over 1 year ago

Buy a GLiNet Slate AX or Flint router (~$100). Install SmoothWAN on the router (free). Subscribe to Speedify (~$5/mo) and activate in SmoothWAN. When in Bali, buy a 4G/LTE modem and a local data card (~$60), Telkomsel and XL are good provider options. Connect the villa provided router and your new 4G/LTE modem to the SmoothWAN router. In Speedify settings connect villa internet as Primary and your cellular... Source: over 1 year ago

Not sure if this will help in your particular situation but this is what I use when I have to live Stream. https://speedify.com. Source: over 1 year ago

Why would you hide your activity ? - when using public Wi-Fi (only use it when it’s absolutely necessary) - secure data transfer (even on your home Wi-Fi ) There are lots of other advantages which you can find at https://adguard-vpn.com/en/welcome.html. Source: over 2 years ago