Open terminal and tipe the command..

1. gedit: sudo apt-get install gedit

2. sudo apt update && sudo apt install libcanberra-gtk-module libgconf-2-4

3. For 32 bits versions tipe:

wget https://get.popcorntime.sh/build/Popcorn-Time-0.3.10-Linux-32.tar.xz -O popcorntime.tar.xz

For 64 bits version tipe:

wget https://get.popcorntime.sh/build/Popcorn-Time-0.3.10-Linux-64.tar.xz -O popcorntime.tar.xz

4. sudo mkdir /opt/popcorntime; sudo tar Jxf popcorntime.tar.xz -C /opt/popcorntime

5. sudo ln -sf /opt/popcorntime/Popcorn-Time /usr/bin/Popcorn-Time

6. sudo gedit /usr/share/applications/popcorntime.desktop

then auto open a txt. copy paste this and save it:

[Desktop Entry]

Version=1.0

Type=Application

Terminal=false

Name=Popcorn Time

Exec=/opt/popcorntime/Popcorn-Time

Icon=/opt/popcorntime/src/app/images/icon.png

Categories=Application;

And last command this:

8. rm popcorntime.tar.xz

all is done..... check the start menu to other category..