(DOCSP-19027) Clarify how BIC is updated (#347)

* (DOCSP-19027) Clarify how BIC is upgraded

Author: zach-carr

source/includes/steps-install-bi-connector-debian.yaml

@@ -24,4 +24,6 @@ content: |
      .. code-block:: sh
 
         sudo install -m755 bin/mongo* /usr/local/bin/
+
+     If a prior version exists, overwrite the binaries.
 ...

source/includes/steps-install-bi-connector-macos.yaml

@@ -19,8 +19,8 @@ content: |
         tar -xvzf mongodb-bi-osx-x86_64-{version}.tgz
 
   b. Install the programs within the ``bin/`` directory into a directory
-     listed in your system ``PATH``. If a prior version exists, overwrite
-     the binaries.
+     listed in your system ``PATH``. If a prior version exists, 
+     overwrite the binaries.
 
      
      .. code-block:: sh

source/includes/steps-install-bi-connector-rhel.yaml

@@ -24,4 +24,6 @@ content: |
      .. code-block:: sh
 
         sudo install -m755 bin/mongo* /usr/bin/
+
+     If a prior version exists, overwrite the binaries.
 ...

source/includes/steps-install-bi-connector-windows.yaml

@@ -12,5 +12,10 @@ level: 4
 content: |
   a. Run the downloaded ``.msi`` file.
   #. Follow the wizard instructions to install the files. The binaries 
-     install into a ``bin`` directory inside the installation directory.
+     install into a ``bin`` directory inside the installation 
+     directory. 
+     
+     If a prior version exists, you might need to configure your system 
+     services to launch the new installation. You can delete the old 
+     binaries.
 ...

source/index.txt

@@ -142,7 +142,7 @@ Explore |bi|\'s advanced features.
    </what-is-the-bi-connector>
    Quick Start Guide </local-quickstart>
    /atlas-bi-connector
-   Install BI Connector</installation>
+   Install or Update BI Connector</installation>
    /launch
    /tutorial/create-system-dsn
    Connect BI Tools </client-applications>

source/installation.txt

@@ -1,8 +1,8 @@
 :noprevnext:
 
-================================
-Install {+bi-short+} On Premises
-================================
+==========================================
+Install or Update {+bi-short+} On Premises
+==========================================
 
 .. default-domain:: mongodb
 
@@ -32,6 +32,13 @@ Installation Guides
 :doc:`/tutorial/install-bi-connector-debian`
     Instructions for installing the BI Connector on debian-based systems. 
 
+Update {+bi-short+}
+-------------------
+
+To update your {+bi-short+}, use the installation guides above to 
+install the latest version of {+bi-short+} for your platform, 
+replacing your existing installation.
+
 .. toctree::
    :titlesonly: