OSDOCS-11024: cleaning up installation program procedure

Author: skopacz1

modules/installation-obtaining-installer.adoc

@@ -47,15 +47,6 @@ endif::[]
 ifeval::["{context}" == "installing-ibm-z-kvm"]
 :ibm-z-kvm:
 endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-default"]
-:ash:
-endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-user-infra"]
-:ash:
-endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-network-customizations"]
-:ash:
-endif::[]
 ifeval::["{context}" == "installing-ibm-cloud-private"]
 :private:
 endif::[]
@@ -85,7 +76,7 @@ endif::restricted[]
 .Prerequisites
 
 ifdef::ibm-z,ibm-z-kvm,private,vsphere[]
-* You have a machine that runs Linux, for example Red Hat Enterprise Linux 8, with 500 MB of local disk space.
+* You have a machine that runs Linux, for example {op-system-base-full} 8, with at least 1.2 GB of local disk space.
 endif::ibm-z,ibm-z-kvm,private,vsphere[]
 ifdef::vsphere[]
 +
@@ -94,37 +85,29 @@ ifdef::vsphere[]
 If you attempt to run the installation program on macOS, a known issue related to the `golang` compiler causes the installation of the {product-title} cluster to fail. For more information about this issue, see the section named "Known Issues" in the _{product-title} {product-version} release notes_ document.
 ====
 endif::vsphere[]
-ifndef::ibm-z,ibm-z-kvm,private,vsphere[* You have a computer that runs Linux or macOS, with 500 MB of local disk space.]
+ifndef::ibm-z,ibm-z-kvm,private,vsphere[* You have a computer that runs Linux or macOS, with at least 1.2 GB of local disk space.]
 
 .Procedure
 
 ifndef::openshift-origin[]
-. Access the link:https://console.redhat.com/openshift/install[Infrastructure Provider] page on the {cluster-manager} site. If you have a Red Hat account, log in with your credentials. If you do not, create an account.
-ifndef::ash[]
-. Select your infrastructure provider.
-endif::ash[]
-ifdef::ash[]
-. Select *Azure* as the cloud provider.
-endif::ash[]
-. Navigate to the page for your installation type, download the installation program that corresponds with your host operating system and architecture, and place the file in the directory where you will store the installation configuration files.
+. Go to the link:https://console.redhat.com/openshift/install[Cluster Type] page on the {hybrid-console}. If you have a Red{nbsp}Hat account, log in with your credentials. If you do not, create an account.
+. Select your infrastructure provider from the *Run it yourself* section of the page.
+. Select your host operating system and architecture from the dropdown menus under *OpenShift Installer* and click *Download Installer*.
+. Place the downloaded file in the directory where you want to store the installation configuration files.
 endif::[]
 ifdef::openshift-origin[]
-. Download installer from https://github.com/openshift/okd/releases
+. Download the installation program from https://github.com/openshift/okd/releases.
 endif::[]
 
 +
 [IMPORTANT]
 ====
-The installation program creates several files on the computer that you use to install your cluster. You must keep the installation program and the files that the installation program creates after you finish installing the cluster. Both files are required to delete the cluster.
-====
-+
-[IMPORTANT]
-====
-Deleting the files created by the installation program does not remove your cluster, even if the cluster failed during installation. To remove your cluster, complete the {product-title} uninstallation procedures for your specific cloud provider.
+* The installation program creates several files on the computer that you use to install your cluster. You must keep the installation program and the files that the installation program creates after you finish installing the cluster. Both of the files are required to delete the cluster.
+
+* Deleting the files created by the installation program does not remove your cluster, even if the cluster failed during installation. To remove your cluster, complete the {product-title} uninstallation procedures for your specific cloud provider.
 ====
 
-. Extract the installation program. For example, on a computer that uses a Linux
-operating system, run the following command:
+. Extract the installation program. For example, on a computer that uses a Linux operating system, run the following command:
 +
 [source,terminal]
 ----
@@ -138,9 +121,17 @@ Using a {cluster-manager-url-pull} is not required. You can use a pull secret fo
 +
 If you do not use the {cluster-manager-url-pull}:
 +
-* Red Hat Operators are not available.
-* The Telemetry and Insights operators do not send data to Red Hat.
-* Content from the link:https://catalog.redhat.com/software/containers/explore[Red Hat Ecosystem Catalog Container images] registry, such as image streams and Operators, are not available.
+* Red{nbsp}Hat Operators are not available.
+* The Telemetry and Insights operators do not send data to Red{nbsp}Hat.
+* Content from the link:https://catalog.redhat.com/software/containers/explore[Red{nbsp}Hat Ecosystem Catalog Container images] registry, such as image streams and Operators, are not available.
+endif::openshift-origin[]
+
+ifndef::openshift-origin[]
+[TIP]
+====
+Alternatively, you can retrieve the installation program from the link:https://access.redhat.com/downloads/content/290/[Red{nbsp}Hat Customer Portal], where you can specify a version of the installation program to download.
+However, you must have an active subscription to access this page.
+====
 endif::openshift-origin[]
 
 ifeval::["{context}" == "installing-ibm-z"]
@@ -149,15 +140,6 @@ endif::[]
 ifeval::["{context}" == "installing-ibm-z-kvm"]
 :!ibm-z-kvm:
 endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-default"]
-:!ash:
-endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-user-infra"]
-:!ash:
-endif::[]
-ifeval::["{context}" == "installing-azure-stack-hub-network-customizations"]
-:!ash:
-endif::[]
 ifeval::["{context}" == "installing-ibm-cloud-private"]
 :!private:
 endif::[]