important NOTES

README.md

@@ -23,6 +23,13 @@ You could find **why and how to support us** [here](Support.md)
 #### 3.2 Linux
 [![Get it from the Snap Store](https://snapcraft.io/static/images/badges/en/snap-store-white.svg)](https://snapcraft.io/wissance-zerial)
 
+To make application work in SNAP:
+```
+sudo snap set system experimental.hotplug=true
+sudo systemctl restart snapd.service
+sudo snap connect wissance-zerial:serial-port
+```
+
 ### 4. Contributors
 
 <a href="https://github.com/Wissance/Zerial/graphs/contributors">