Blurred data on imported files as well

After restart of manager during use all data were blurred. Insertion of backup’s with other names present blurred data as well. Repairs by downloading and activating the Manager downloads give the same results. What to do?.

Read this Obscure onscreen information | Manager

Thank you.
I was searching near the language and version mentions below the screen and overlooked the small sign in the lower corner.
One keeps learning.