How to enable archivelog mode in Oracle RAC Database

I will modify my newly created RAC database from noarchivelog to archivelog mode.

SQL> archive log list
 Database log mode No Archive Mode
 Automatic archival Disabled
 Archive destination USE_DB_RECOVERY_FILE_DEST
 Oldest online log sequence 20
 Current log sequence 21
 
 [oracle@OEL7N1 admin]$ srvctl config
 orcl
 
 [oracle@OEL7N1 admin]$ srvctl status database -d orcl -v
 Instance orcl1 is running on node oel7n1 with online services pdborcl_srv. Instance status: Open.
 Instance orcl2 is running on node oel7n2 with online services pdborcl_srv. Instance status: Open.
 
 [oracle@OEL7N1 admin]$ sqlplus / as sysdba
 
 SQL*Plus: Release 12.2.0.1.0 Production on Fri May 7 06:07:07 2021
 
 Copyright (c) 1982, 2016, Oracle. All rights reserved.
 
 
 Connected to:
 Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
 SQL>
 
 SQL> archive log list
 Database log mode No Archive Mode
 Automatic archival Disabled
 Archive destination USE_DB_RECOVERY_FILE_DEST
 Oldest online log sequence 20
 Current log sequence 21
 SQL>
 
 SQL> exit
 Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
 [oracle@OEL7N1 admin]$ srvctl stop database -d orcl
 [oracle@OEL7N1 admin]$
 
 [oracle@OEL7N1 admin]$ srvctl start database -d orcl -o mount
 [oracle@OEL7N1 admin]$
 [oracle@OEL7N1 admin]$ srvctl status database -d orcl
 Instance orcl1 is running on node oel7n1
 Instance orcl2 is running on node oel7n2
 [oracle@OEL7N1 admin]$
 [oracle@OEL7N1 admin]$ srvctl status database -d orcl -v
 Instance orcl1 is running on node oel7n1. Instance status: Mounted (Closed).
 Instance orcl2 is running on node oel7n2. Instance status: Mounted (Closed).
 [oracle@OEL7N1 admin]$
 
 [oracle@OEL7N1 admin]$ sqlplus / as sysdba
 
 SQL*Plus: Release 12.2.0.1.0 Production on Fri May 7 06:16:03 2021
 
 Copyright (c) 1982, 2016, Oracle. All rights reserved.
 
 
 Connected to:
 Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
 
 SQL> alter database archivelog;
 
 Database altered.
 
 SQL> exit
 Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
 
 [oracle@OEL7N1 admin]$ srvctl stop database -d orcl
 [oracle@OEL7N1 admin]$
 [oracle@OEL7N1 admin]$ srvctl start database -d orcl
 [oracle@OEL7N1 admin]$
 [oracle@OEL7N1 admin]$ srvctl status database -d orcl -v
 Instance orcl1 is running on node oel7n1 with online services pdborcl_srv. Instance status: Open.
 Instance orcl2 is running on node oel7n2 with online services pdborcl_srv. Instance status: Open.
 [oracle@OEL7N1 admin]$
 [oracle@OEL7N1 admin]$ sqlplus / as sysdba
 
 SQL*Plus: Release 12.2.0.1.0 Production on Fri May 7 06:21:02 2021
 
 Copyright (c) 1982, 2016, Oracle. All rights reserved.
 
 
 Connected to:
 Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
 
 SQL> archive log list
 Database log mode Archive Mode
 Automatic archival Enabled
 Archive destination USE_DB_RECOVERY_FILE_DEST
 Oldest online log sequence 20
 Next log sequence to archive 21
 Current log sequence 21
 SQL>
 SQL> show parameter recover
 
 NAME TYPE VALUE
 ------------------------------------ ----------- ------------------------------
 db_recovery_file_dest string +ARCH
 db_recovery_file_dest_size big integer 16188M
 db_unrecoverable_scn_tracking boolean TRUE
 recovery_parallelism integer 0
 remote_recovery_file_dest string
 SQL>
 SQL> exit
 Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production