diff --git a/collections.yml b/collections.yml
index f65d3a552..eeb37899e 100644
--- a/collections.yml
+++ b/collections.yml
@@ -4,11 +4,12 @@
 
 ---
 collections:
-  - name: community.general
+  - name: community.general # community.general.ini_file
   - name: community.mysql
   - name: community.postgresql
-  - name: ansible.posix    # 2020-11-28: For ~3 modules below...
+  - name: ansible.posix    # 2025-02-20: For ~3 modules below...
 
 # selinux WAS in /opt/iiab/iiab/roles/1-prep/tasks/main.yml
 # sysctl      in /opt/iiab/iiab/roles/2-common/tasks/main.yml
+# munin /opt/iiab/iiab/roles/munin/tasks/install.yml
 # synchronize in /opt/iiab/iiab-admin-console/roles/js-menu/tasks/main.yml
diff --git a/roles/2-common/tasks/main.yml b/roles/2-common/tasks/main.yml
index c6fb3f21c..9737fecc4 100644
--- a/roles/2-common/tasks/main.yml
+++ b/roles/2-common/tasks/main.yml
@@ -9,7 +9,7 @@
 - include_tasks: packages.yml
 
 - name: "Use 'sysctl' to set 'kernel.core_uses_pid: 1' in /etc/sysctl.conf"
-  sysctl:    # Places these settings in /etc/sysctl.conf, to survive reboot
+  ansible.posix.sysctl:    # Places these settings in /etc/sysctl.conf, to survive reboot
     name: "{{ item.name }}"
     value: "{{ item.value }}"
   with_items:
diff --git a/roles/mediawiki/tasks/install.yml b/roles/mediawiki/tasks/install.yml
index e89afdcd9..369f676eb 100644
--- a/roles/mediawiki/tasks/install.yml
+++ b/roles/mediawiki/tasks/install.yml
@@ -67,12 +67,12 @@
     state: started
 
 - name: Create MySQL database {{ mediawiki_db_name }}
-  mysql_db:
+  community.mysql.mysql_db:
     name: "{{ mediawiki_db_name }}"    # iiab_mediawiki
     #state: present
 
 - name: Create MySQL database user {{ mediawiki_db_user }} with password, and permissions to above db
-  mysql_user:
+  community.mysql.mysql_user:
     name: "{{ mediawiki_db_user }}"    # iiab_mediawiki_user
     password: "{{ mediawiki_db_user_password }}"
     priv: "{{ mediawiki_db_name }}.*:ALL,GRANT"
diff --git a/roles/moodle/tasks/install.yml b/roles/moodle/tasks/install.yml
index 00cf13066..5ec80d2dc 100644
--- a/roles/moodle/tasks/install.yml
+++ b/roles/moodle/tasks/install.yml
@@ -134,7 +134,7 @@
     state: started
 
 - name: Create PostgreSQL db user {{ moodle_db_user }}/{{ moodle_db_pass }}
-  postgresql_user:
+  community.postgresql.postgresql_user:
     name: "{{ moodle_db_user }}"    # Admin
     password: "{{ moodle_db_pass }}"    # changeme
     encrypted: yes    # Required by PostgreSQL 10+ e.g. Ubuntu 18.04's PostgreSQL 10.3+, see https://github.com/iiab/iiab/issues/759
@@ -144,7 +144,7 @@
   become_user: postgres
 
 - name: 'Create database: {{ moodle_db_name }}'
-  postgresql_db:
+  community.postgresql.postgresql_db:
     name: "{{ moodle_db_name }}"
     encoding: utf8
     owner: "{{ moodle_db_user }}"
diff --git a/roles/munin/tasks/install.yml b/roles/munin/tasks/install.yml
index 89fe254cf..12793b2d1 100644
--- a/roles/munin/tasks/install.yml
+++ b/roles/munin/tasks/install.yml
@@ -5,7 +5,7 @@
 
 # SEE ALSO roles/network/tasks/install.yml
 - name: "TEMPORARILY REVERT net.ipv6.conf.all.disable_ipv6 to 0 in /etc/sysctl.conf for #3434"
-  sysctl:
+  ansible.posix.sysctl:
     name: net.ipv6.conf.all.disable_ipv6
     value: 0
 
@@ -28,12 +28,12 @@
 
 # SEE ALSO roles/network/tasks/install.yml
 - name: RESTORE net.ipv6.conf.all.disable_ipv6 to 1 in /etc/sysctl.conf for #3434
-  sysctl:
+  ansible.posix.sysctl:
     name: net.ipv6.conf.all.disable_ipv6
     value: 1
 
 - name: Establish username/password Admin/changeme in /etc/munin/munin-htpasswd
-  htpasswd:
+  community.general.htpasswd:
     path: /etc/munin/munin-htpasswd
     name: "{{ munin_username}}"         # Admin
     password: "{{ munin_password }}"    # changeme
diff --git a/roles/nextcloud/tasks/setup.yml b/roles/nextcloud/tasks/setup.yml
index 2278c7118..a65ab3e6e 100644
--- a/roles/nextcloud/tasks/setup.yml
+++ b/roles/nextcloud/tasks/setup.yml
@@ -1,9 +1,9 @@
 - name: 'Create MySQL database with name: {{ nextcloud_dbname }}'
-  mysql_db:
+  community.mysql.mysql_db:
     name: "{{ nextcloud_dbname }}"
 
 - name: Add username/password to the MySQL database (associated with trusted IP's like localhost)
-  mysql_user:
+  community.mysql.mysql_user:
     name: "{{ nextcloud_dbuser }}"
     host: "{{ item }}"
     password: "{{ nextcloud_dbpassword }}"
diff --git a/roles/pbx/tasks/freepbx.yml b/roles/pbx/tasks/freepbx.yml
index 1bba7773c..cc6a0cf43 100644
--- a/roles/pbx/tasks/freepbx.yml
+++ b/roles/pbx/tasks/freepbx.yml
@@ -150,7 +150,7 @@
 
 
 - name: FreePBX - Add MySQL user ({{ asterisk_db_user }})
-  mysql_user:
+  community.mysql.mysql_user:
     name: "{{ asterisk_db_user }}"            # asterisk
     password: "{{ asterisk_db_password }}"    # asterisk
     priv: "{{ asterisk_db_dbname }}.*:ALL/{{ asterisk_db_cdrdbname }}.*:ALL"
@@ -160,7 +160,7 @@
     host: "{{ (asterisk_db_host == 'localhost') | ternary('localhost', ansible_default_ipv4.address) }}"
 
 - name: FreePBX - Add MySQL db ({{ asterisk_db_dbname }})
-  mysql_db:
+  community.mysql.mysql_db:
     name: "{{ asterisk_db_dbname }}"    # asterisk
     encoding: utf8
     collation: utf8_general_ci
@@ -169,7 +169,7 @@
     login_password: "{{ asterisk_db_password }}"
 
 - name: FreePBX - Add CDR MySQL db ({{ asterisk_db_cdrdbname }})
-  mysql_db:
+  community.mysql.mysql_db:
     name: "{{ asterisk_db_cdrdbname }}"    # asteriskcdrdb
     encoding: utf8
     collation: utf8_general_ci
diff --git a/roles/wordpress/tasks/setup.yml b/roles/wordpress/tasks/setup.yml
index 38ddb87f7..8a7601d47 100644
--- a/roles/wordpress/tasks/setup.yml
+++ b/roles/wordpress/tasks/setup.yml
@@ -4,11 +4,11 @@
     name: "{{ mysql_service }}"
 
 - name: 'Create MySQL database for WordPress: {{ wp_db_name }}'
-  mysql_db:
+  community.mysql.mysql_db:
     name: "{{ wp_db_name }}"
 
 - name: Create MySQL username ({{ wp_db_user }}) with password, for above database
-  mysql_user:
+  community.mysql.mysql_user:
     name: "{{ wp_db_user }}"
     password: "{{ wp_db_user_password }}"
     priv: "{{ wp_db_name }}.*:ALL,GRANT"