Upgrading Solr 4.7.2 to 4.10.3

[Elan Palani]

Team.. 

Planning to Upgrade solr from 4.7.2 to 4.10.3 , I just want through the 
Documentation
seems like a straight forward download/install.. 

Anything specifically issues I should look for?

Any help will be appreciated.

Thanks 

Elan