In this Power Automate Desktop tutorial, we will see how we can concatenate strings using different methods in Power Automate Desktop. Also, we will see how we can concatenate list of strings into one in Power Automate Desktop
In this tutorial, we will go through the below topics
- Concatenate string using the + operator
- Concatenate using the % symbol
- Concatenate list of strings
Concatenate strings in Power Automate Desktop [Using + operator]
Here, we will see how to concatenate strings in Power Automate Desktop using the + operator.
For example, we will take two variables i.e. String 1 and String 2, stores values ‘Power’ and ‘Automate’ respectively. To concatenate two strings, we will use +operator in Power Automate Desktop.
Step 1: Open Power Automate Desktop, then provide the flow name and click on the Create button.

Step 2: Now we will set a variable that contains the string ‘Power’; for this, expand the Variable section, and then drag and drop the Set variable action. Then provide the below information:
- Change the variable name to String1.
- Value: Provide the value as Power.

Similarly set another set variable like above and provide the string as Automate.

Step 3: Now we will concatenate the string using the + operator, For this, expand the Message box section, and drag and drop the Display message action. Then provide the below information:
- Message box title: Provide the title like below.
- Message to display: Provide the below code:
%String1 + String2%

Step 4: Now run the flow by clicking on the Run button. You can see the Message box will pop up and the result string.

This is how to concatenate strings in Power Automate Desktop using + operator.
Concatenate strings in Power Automate Desktop [Using %]
Here, we will see how to concatenate strings in Power Automate Desktop using %.
For example, we will take two variables i.e. String 1 and String 2, stores values ‘Power’ and ‘Automate’ respectively. To concatenate two strings we will pass the 2 variables containing the % symbol e.g. %String1% %String2%, in Power Automate Desktop.
Step 1: Open Power Automate Desktop, then provide the flow name and click on the Create button.

Step 2: Now we will set a variable that contains the string ‘Power’, For this expand the Variable section, and then drag and drop the Set variable action. Then provide the below information:
- Change the variable name to String1
- Value: Provide the value as Power.
