SMA1000: How-To Enlarge Captcha font/size

Description

When testing the Captcha feature with a customer, it was discovered that the size of the letters and readability are quite small, causing the user to fail to login.

Cause

When testing the Captcha feature with a customer, it was discovered that the size of the letters and readability are quite small, causing the user to fail to login.

Resolution

Follow the steps below to make the Captcha image larger so that users can read and enter it.

  1. Login to AMC Console, Navigate to Workplace -> Workplace Sites -> Click the site you want to update.
  2. Note down the Style name.
  3. Click "Cancel".
  4. Select Appearance tab.
  5. Find the same Style under STYLES section
  6. Click on checkbox of the style click "Download" to export the current style.
  7. A zip file should be downloaded.
  8. Extract the zip file and edit default.css file.
  9. Locate ".captcha" rule and change the height value from 3.7rem to 5rem.
  10. Locate ".cap_img" rule (right below the above rule) and change the height value from 2.8rem to 4rem.
  11. Locate ".cap_ref .submitbutton" rule (right below the above rule) and add a new syle below height, "margin-top: 0.6rem;"
  12. Save and close the file.
  13. Now select all the files that were extracted.
  14. Add them to a zip file.
  15. Go back to AMC and on Workplace -> Appearance tab; under STYLES, click "Upload" button.
  16. On Upload Style page, select "Upload a new style" option.
  17. Provide a new name to this newly modified style.
  18. Click Browse/Choose-file option to upload the modified zip file.
  19. Click "Upload" button.
  20. After successfull upload, go to "Workplace sites" tab and click on the WP name to open it. 
  21. Select the newly uploaded style from "Style" list.
  22. Click "Save" and apply "pending changes".

Now Captcha image should look bigger. Repeat this to all the styles. 

Note: Educate end users to use "Refresh" button to get a different captcha challenge if they find it too difficult to read.

We have fixed a beter UI to read the captcha in the upcoming Ver-12.4.2+Hotfixes. Reducing the number of lines overlaid on the text.

Image

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