How to remove attribution powered by blogger

Step 1: Go to Template > Edit HTML > Proceed
Step 2: Search for attribution, We can find the following code. 

<b:widget id='Attribution1' locked='true' title='' type='Attribution'/>

Step 3: Delete or comment out the above code.
Sometime, this method will work. If it is not working use the following method. 

Using Unlock method:
For this method, up to step 2 everything is same. After searching and finding the above code, change the red colored true to false. 

<b:widget id='Attribution1' locked='true' title='' type='Attribution'/>

So the code will be like this. 

<b:widget id='Attribution1' locked='false' title='' type='Attribution'/>

Now close Edit HTML. Go to Layout. Find widget named Attribution. Click edit. Click on the Remove button.