Yes!! Tally ERP 9.0 is finally here!!!!
Now you might want to know how you can use it?
Dowload the Tally ERP 9.0 from the following location http://www.tallysolutions.com/tallyerp9.shtml
Make sure the version of Tally ERP 9.0 is greater than or equal to Release 1.0 Build 123.
Now you have the downloaded version of Tally ERP 9.0, do the following steps sequencially
Step 1: Take the backup of your current data
Step 2: Surrender your Tally License from Tally release 3.x or release 2.x
Step 3: Install Tally ERP 9.0 from the above location
Step 4: After Installation it will ask for Activatation of License
Step 5: Enter your Tally Registration Information like your Email ID, Serial No and Key.
Step 6: Make sure the E-Mail ID provided by you is a valid one, as Tally will send an Unlock key for the Tally ERP 9.0
Step 7: After you receive the Unlock Key in your email id, unlock Tally Activation.
Step 8: Once your Tally ERP 9.0 is activated, you can activate all your other Tally 9.0 Releases (including release 1.x release 2.x etc.,)
Step 9: Congragulations!!! Now you have Tally ERP 9.0 as well as Previous releases of Tally activated in one machine.