Answers.Body: <p>It depends on the field type. Many of them you can change without problems, while others would make no sense. If you are, for instance, changing a text field to an image field, Craft obviously wouldn't know what to do with it. But if you change an Email field to a Plain Text field, it would keep the value.</p>
  
  <p>The dropdown will have a warning icon when it's unsafe to change the field type. Sometimes it may work, even though the results are unpredictable. For instance, if you change a Plain Text field to a Multi-Select field, the text will be the value of the field (I think), but there is no guarantee that it is a valid option for the Multi-Select.</p>
  
  <p>Also, the other way, changing a Number field to a Plain Text field causes no problems. If you change a Plain Text to a Number field, you have no guarantee that the text actually represents a number. But I think it will keep the value, but that you will get a validation error on trying to save it the next time, if the value is not valid.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-01-26T17:46:17.307Z
Answers.Text: I actually changed redactor plugin to Ckeditor plugin. I faced some issues to already existing redactor fields. How I include span, style etc. redactor?
Answers.UserDisplayName: Rakhi Vijayan
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-01-25T18:36:38.277Z
Answers.LastActivityDate: 2020-01-25T18:36:38.277Z
Answers.UserDisplayName: KSP
Body: <p>I am a beginner in Craft CMS. I just want to know, what will happen if we change the field type in the fields (settings -> fields) in Craft 3? </p>
  
Tags: <craft3><field><fieldtypes><settings>
Title: What will happen if we change the field type in the fields (settings -> fields) in Craft 3?
ThreadText: # What will happen if we change the field type in the fields (settings -> fields) in Craft 3?
  
  (Asked by: username_0 on 2020-01-25)
  
  I am a beginner in Craft CMS. I just want to know, what will happen if we change the field type in the fields (settings -> fields) in Craft 3?
  
  **Tags:** craft3, field, fieldtypes, settings
  
  
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  ## 1 answers
  
  ### Answer by username_1 on 2020-01-25. Score: 2
  
  It depends on the field type. Many of them you can change without problems, while others would make no sense. If you are, for instance, changing a text field to an image field, Craft obviously wouldn't know what to do with it. But if you change an Email field to a Plain Text field, it would keep the value.
  
  The dropdown will have a warning icon when it's unsafe to change the field type. Sometimes it may work, even though the results are unpredictable. For instance, if you change a Plain Text field to a Multi-Select field, the text will be the value of the field (I think), but there is no guarantee that it is a valid option for the Multi-Select.
  
  Also, the other way, changing a Number field to a Plain Text field causes no problems. If you change a Plain Text to a Number field, you have no guarantee that the text actually represents a number. But I think it will keep the value, but that you will get a validation error on trying to save it the next time, if the value is not valid.
  
  > **Comments:**
  > **username_0**: I actually changed redactor plugin to Ckeditor plugin. I faced some issues to already existing redactor fields. How I include span, style etc. redactor?  
  
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