Important – M3U playlist Player was removed from the Roku channels store. So you can not Add M3U Playlist On Roku.
ROKU isn't a good device to watch IPTV, they removed the ability to install all IPTV apps.
You can buy a cheap 4K Android TV box for less than 30usd and install any m3u player .
- In the first step download web video caster on your smartphone (For Android & iOS)
- Assuming that you have installed Web Video Caster on your device, launch the app.
- Tap the three-lined sandwich icon above to toggle the sidebar and select IPTV from the list of options.
- Tap the + icon above, tap the field under IPTV address, and paste the M3U Plus URL sent by email and also available on Best IPTV dashboard.
- Put a name for the IPTV list below and click SAVE to add the IPTV list.
- Click on the Cast icon
- Select Roku to let the app scan your Roku device on the home network and tap DONE. Make sure your smartphone and Roku is connected to the same Wi-Fi network.
- Head over to the IPTV section of the app to open the IPTV list you just added. Give it some seconds to load the playlist.
- Once the IPTV list loads successfully, select a channel from the list or use the Search function above to search for a channel.
- Select your Roku device on the next page, then click the Play button.
You can now watch live IPTV channels on your Roku device.