Problem reading a text from a text file?

I have problem reading a text from a text file and I got this result as showen in the figure.

I could not get the text inside the text file and this is my code .The code is about importing the file and save it and read it.But the reading is not working.

Could you help me please?

 [filename,pathname] = uigetfile({'*.txt'},'File Selector');
            app.WordFileEditField.Value = strcat(pathname,filename);
            save (filename);
            fileID = fopen (filename,"rt");
            if fileID < 0
                error('error opning file %s/n/n',filename)
            end
            tline = fgets(fileID);
            while ischar (tline)
                fprintf('%s',tline)
                tline = fgets(fileID);
            end
            fprintf('/n');
            fclose(fileID);
            app.UIFigure.Visible = 'off';
            app.UIFigure.Visible = 'on';