user@computer:~/Downloads$ sudo apt install default-jre default-jdk
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
default-jre is already the newest version (2:1.11-72).
default-jre set to manually installed.
The following additional packages will be installed:
  default-jdk-headless openjdk-11-jdk openjdk-11-jdk-headless
Suggested packages:
  openjdk-11-demo openjdk-11-source visualvm
The following NEW packages will be installed:
  default-jdk default-jdk-headless openjdk-11-jdk openjdk-11-jdk-headless
0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
Need to get 225 MB of archives.
After this operation, 235 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Get:1 http://deb.debian.org/debian bullseye/main amd64 openjdk-11-jdk-headless amd64 11.0.16+8-1~deb11u1 [217 MB]
Get:2 http://deb.debian.org/debian bullseye/main amd64 default-jdk-headless amd64 2:1.11-72 [1,100 B]                                                                                                                                                                                    
Get:3 http://deb.debian.org/debian bullseye/main amd64 openjdk-11-jdk amd64 11.0.16+8-1~deb11u1 [7,247 kB]                                                                                                                                                                               
Get:4 http://deb.debian.org/debian bullseye/main amd64 default-jdk amd64 2:1.11-72 [1,056 B]                                                                                                                                                                                             
Fetched 225 MB in 2min 16s (1,655 kB/s)                                                                                                                                                                                                                                                  
Selecting previously unselected package openjdk-11-jdk-headless:amd64.
(Reading database ... 137057 files and directories currently installed.)
Preparing to unpack .../openjdk-11-jdk-headless_11.0.16+8-1~deb11u1_amd64.deb ...
Unpacking openjdk-11-jdk-headless:amd64 (11.0.16+8-1~deb11u1) ...
Selecting previously unselected package default-jdk-headless.
Preparing to unpack .../default-jdk-headless_2%3a1.11-72_amd64.deb ...
Unpacking default-jdk-headless (2:1.11-72) ...
Selecting previously unselected package openjdk-11-jdk:amd64.
Preparing to unpack .../openjdk-11-jdk_11.0.16+8-1~deb11u1_amd64.deb ...
Unpacking openjdk-11-jdk:amd64 (11.0.16+8-1~deb11u1) ...
Selecting previously unselected package default-jdk.
Preparing to unpack .../default-jdk_2%3a1.11-72_amd64.deb ...
Unpacking default-jdk (2:1.11-72) ...
Setting up openjdk-11-jdk-headless:amd64 (11.0.16+8-1~deb11u1) ...
update-alternatives: using /usr/lib/jvm/java-11-openjdk-amd64/bin/rmic to provide /usr/bin/rmic (rmic) in auto mode
update-alternatives: using /usr/lib/jvm/java-11-openjdk-amd64/bin/jaotc to provide /usr/bin/jaotc (jaotc) in auto mode
Setting up default-jdk-headless (2:1.11-72) ...
Setting up openjdk-11-jdk:amd64 (11.0.16+8-1~deb11u1) ...
Setting up default-jdk (2:1.11-72) ...
user@computer:~/Downloads$ sudo dpkg -i Minecraft.deb
(Reading database ... 137217 files and directories currently installed.)
Preparing to unpack Minecraft.deb ...
Unpacking minecraft-launcher (1.1.26) over (1.1.26) ...
Setting up minecraft-launcher (1.1.26) ...
Processing triggers for gnome-menus (3.36.0-1) ...
Processing triggers for desktop-file-utils (0.26-1) ...
Processing triggers for mailcap (3.69) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
user@computer:~/Downloads$ minecraft-launcher
https://launchermeta.mojang.com/v1/products/launcher/6f083b80d5e6fabbc4236f81d0d8f8a350c665a9/linux.json
OK
https://launchermeta.mojang.com/v1/products/launcher/6f083b80d5e6fabbc4236f81d0d8f8a350c665a9/linux.json