How to change logo on Zimbra

Steps to change logo on zimbra server

This Document has been implemented on ZCS OSS 7.x .

Prerequisite

3 images are required with pixel sizes as

1. 71x11
2. 250x35
3. 300x48

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1. Make your own logo to the size 300 x 48 pixel, and save with format .png and give its name LoginBanner.png

2. Copy (upload) to Zimbra Server (/tmp/LoginBanner.png)

3. Login as root user and type the following commands:

cd /opt/zimbra/jetty/webapps/zimbra/skins/carbon/logos/

cp LoginBanner.png LoginBanner.bak

cp /tmp/LoginBanner.png .

4. Refresh the login page. NOTE: You might need to press CTRL+F5 to force a re-download of the image file in the browser.

Here is how to change or hide the little vmware logo on the login page:

1. Make your own logo (or empty image) to the size 71 x 11 pixel, and save with format .png and give its name AltBanner.png

2. Copy (upload) to Zimbra Server (/tmp/AltBanner.png)

3. Login as root user and type the following commands:

cd /opt/zimbra/jetty/webapps/zimbra/skins/carbon/logos/

cp AltBanner.png AltBanner.bak

cp /tmp/AltBanner.png .

4. Refresh the login page. NOTE: You might need to press CTRL+F5 to force a re-download of the image file in the browser.

Here is how to change the Zimbra logo that sits at the top-left of the app window:

1. Make your own logo to the size 250 x 35 pixel, and save with format .png and give its name AppBanner.png

2. Copy (upload) to Zimbra Server (/tmp/AppBanner.png )

3. Login as root user and type the following commands:

cd /opt/zimbra/jetty/webapps/zimbra/skins/carbon/logos/

cp AppBanner.png AppBanner.bak

cp /tmp/AppBanner.png .

4. Refresh the web page. NOTE: You might need to press CTRL+F5 to force a re-download of the image file in the browser.

Finally restart Zimbra

Steps to change the logo in zimbra 8

 zmprov md dom.loc zimbraSkinLogoURL https://my.own.url/
 zmprov md dom.loc zimbraSkinLogoLoginBanner https://my.url/img/MyLoginBanner.png
 zmprov md dom.loc zimbraSkinLogoAppBanner https://my.url/img/MyAppBanner.png

Zimbra 8 update the logo only with the zmprov command and only it can update the logo on the basis of domain means every different domain may have different logos

Step 1: Initilalize the logo url from where to take the logo.

zmprov md rockmanindustries.com zimbraSkinLogoURL /opt/zimbra/jetty/webapps/zimbra/logos/

Step 2: Now Define the Login banner path from where to take the logo ie: logo named LoginBanner.png was there in /opt/zimbra/jetty/webapps/zimbra/logos/ then do the below

zmprov md rockmanindustries.com zimbraSkinLogoLoginBanner /logos/LoginBanner.png

Step 3: For App Banner can hit the below command 

zmprov md rockmanindustries.com zimbraSkinLogoAppBanner /logos/MyAppBanner.png

Step 4: flush all the cache and only restart the mailbox service as below.

zmprov fc all ; zmmailboxdctl restart

Reference : http://www.zimbra.com/forums/administrators/64142-change-themes-logo-zimbra-8-0-2-a.html