QuickBooks error OLSU 1013 usually arises when a user tries to set up online banking in QuickBooks. The error occurs due to communication issues between QuickBooks and your financial institution. When the error strikes, the user get an error message that reads: An unexpected error occurred. The branding and profile servers could not be accessed. The error prevents the user from updating and downloading transactions. This blog will give you in-depth information on QuickBooks error OLSU 1013, its causes and solutions, so read carefully until the end.  
If you need direct support to resolve QuickBooks error OLSU 1013, call us on our customer support number +1-800-417-5147 and connect with the certified QuickBooks expert’s team
Reasons why you come across QuickBooks bank feed error OLSU 1013
You might get the error due to the following reasons:
The QuickBooks Desktop version you’re using is no longer supported.
You do not have a stable internet connection.
Some issues at the bank’s server can also trigger the error.
Now, scroll down through the quick fixes given below to fix the error.
Know Steps to Fix QuickBooks Bank Connection error OLSU 1013
Before starting the troubleshooting procedure, make sure you are using a supported QuickBooks version and have a backup of your company file.
Solution 1. Configure Internet Explore and run TLS 1.2 security protocol 
Internet Explorer and QuickBooks utilize TLS 1.2 security protocol to secure data while connecting to the bank. So, configure TLS settings using the steps given below:
Close QuickBooks and open Internet Explorer.
Click the Tools tab and then select Internet Options.
Choose Advanced and move to the Security section.
Mark the TLS 1.2 option and click OK.
Close all other applications running on the system.
Reboot your workstation and then download transactions.
If the error is still occurring, move on to the next solution.
You may also Read : QuickBooks error 6189 816
Solution 2. Create a test company file and then download the transactions
Follow the steps given below and download transactions in a test company file if there’s some issue at the bank’s server side:
Start QuickBooks and select the Help menu.
Choose New Company and then select Express Start/Start Setup.
Now, set up bank feeds for the account that is affected.
Download your transactions.
This blog has covered the most effective troubleshooting solutions to resolve QuickBooks error OLSU 1013. We know it is not that easy to perform the steps. If you face any difficulty resolving the error, call us on our toll-free number +1-800-417-5147 and get technical assistance from certified QuickBooks experts.

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