Merge pull request #100223 from tedaveryredhat/OSDOCS-16091

OSDOCS-16091:Add documentation enhancements to release notes

Author: dfitzmau

microshift_release_notes/microshift-4-20-release-notes.adoc

@@ -68,8 +68,16 @@ With this release, {microshift-short} users can securely manage certificates for
 //[id="microshift-4-20-new-feature_{context}"]
 //==== placeholder support feature
 
-//[id="microshift-4-20-doc-enhancements_{context}"]
-//=== Documentation enhancements
+[id="microshift-4-20-doc-enhancements_{context}"]
+=== Documentation enhancements
+
+With this release, instructions on uninstalling {microshift-short} are now included. For more information, see xref:../microshift_install_rpm/microshift-uninstall-rpm.adoc#microshift-uninstall-rpm[Uninstalling {microshift-short}].
+
+With this release, prerequisites and instructions for installing image mode for RHEL for {microshift-short} are updated. For more information, see xref:../microshift_install_bootc/microshift-install-bootc-image.adoc#microshift-install-bootc-image[Installing and publishing a bootc image to a registry].
+
+With this release, information about physically-bound container images for fully self-contained bootc images is now included. For more information, see xref:../microshift_install_bootc/microshift-install-bootc-physically-bound.adoc#microshift-install-bootc-physically-bound[Creating a fully self-contained bootc image].
+
+With this release, instructions on encrypting etcd data are now included. For more information, see link:https://docs.redhat.com/en/documentation/red_hat_build_of_microshift/4.19/html/getting_ready_to_install_microshift/microshift-install-get-ready#microshift-encrypt-etcd-data_microshift-install-get-ready[Encrypt etcd data].
 
 //[id="microshift-4-20-storage-docs-update_{context}"]
 //==== Updated content in the storage section