1.

https://www.mssqltips.com/sqlservertip/2810/how-to-migrate-a-sql-server-database-to-a-lower-version/

2.

Restoration command

sqlcmd -S 192.168.0.2 -U sa -P xxxxxxxxxxxxxxx -d DBNAMETOBERESTORED-I -i F:\DMOTEST169\DMOTEST169.sql

sqlcmd -S 192.168.0.2 -U sa -P xxxxxxxxx -d RVL -I -i G:\RVL\RVL.sql