Undo/Redo

← Android
There are three places that you are able to undo/redo your changes

A) Overflow menu in the Document Viewer. Tap the three dots on the Action Bar. If you don't see the Action Bar, tap the center of your screen to bring it up.
    
B) Overflow menu of the Annotation Toolbar 1. Tap the Annotation Toolbar icon on the Action Bar. If you don't see the Action Bar, tap the center of your screen to bring it up.

2. Tap the three dots on the menu.
  C- Thumbnails Viewer 1. Tap the Thumbnails icon from the bottom-left corner of the main screen. If you don't see the Bookmark icon, tap the center of your screen to bring it up.



2. Tab on Edit button to show undo/redo buttons:

Note that the undo/redo stack is restricted to the edit pages actions (such as rotate, delete, duplicate, etc.) in the Thumbnails Viewer. See Also:
Adding a blank page
Changing page order
Jumping to a page
Deleting pages
Adding a text annotation
Creating a text markup annotation

Android

  1. Getting started: Xodo basics
  2. Access documents using the system's file picker
  3. Files opened from external SD card are read-only
  4. Accessing files on an SD card
  5. Accessing Google Drive files with Xodo
  6. Accessing OneDrive files with Xodo
  7. Accessing Dropbox files with Xodo
  8. Syncing files between Android and Windows
  9. Creating a new PDF (blank or from an image)
  10. Creating a PDF from a webpage
  11. Creating a folder
  12. Sorting files
  13. Saving a copy of a file with a new name
  14. Moving a file
  15. Deleting a file
  16. Merging Documents
  17. Exporting pages into a new PDF
  18. Adding a document to favorites
  19. Annotations made in Xodo are gone when PDF is opened in another app (Flatten)
  20. Selecting/Highlighting text with smart snapping
  21. Adding a text annotation
  22. Creating a text markup annotation
  23. Adding an ink annotation
  24. Deleting an annotation
  25. Changing the font of a text annotation
  26. Controlling the list of available fonts
  27. Adding a substitute font to Xodo
  28. Adding an image
  29. Selecting camera photo size
  30. Exporting summary of annotations
  31. Signing documents and saving signatures
  32. Defining and translating text
  33. Sharing text with other apps (Eg. offline dictionaries, Google Translate, email)
  34. Using full document text search
  35. Using Stylus as Pen mode
  36. Converting handwriting to text
  37. Enabling continuous annotation mode
  38. Cropping pages
  39. Disabling Turn Page on Tap
  40. Changing view modes
  41. Disabling maintain zoom level
  42. Reading Mode (Reflow)
  43. Right-to-Left functionality and features
  44. Keeping the screen on while using Xodo
  45. Rotating pages
  46. Inserting pages (blank, image, another document) in a PDF
  47. Changing page order
  48. Jumping to a page
  49. Deleting pages
  50. Adding a page bookmark
  51. Renaming a page bookmark
  52. Sharing and collaborating on files
  53. Getting the public read-only link for a document
  54. Syncing your Xodo web app bookshelf with the Xodo Android app
  55. Translation Limit
  56. Setting Xodo as the default viewer
  57. Copying and pasting annotations
  58. Filter by file type(s)
  59. Viewing in Night Mode, Sepia Mode and Custom Color Mode
  60. Saving a permanently cropped copy of a file
  61. Saving a password protected copy of a file
  62. Saving a reduced file size copy of a file
  63. Why do pictures in pdf files look paler?
  64. Changing edit mode for text annotations
  65. Locate the folder containing the current file
  66. Disabling page number indicator
  67. Enabling copy annotated text to note
  68. Convert other format file(jpg, png, docx) to PDF
  69. Log out from Xodo Connect
  70. Sharing documents via other apps
  71. What is my Xodo Version?
  72. Can I open a template and save as?
  73. Disable Auto-select annotation.
  74. Undo/Redo
  75. New PDF from Multiple Documents
  76. I can no longer fill out form fields with date format, why?
  77. Read Text in PDF File (text to speech)
  78. Full screen mode
  79. Delete all annotations in a document
  80. Document files not displayed correctly
  81. Saving a file to SD Card
  82. Viewing the Table of Contents (document outline)
  83. Quick menu buttons cheat sheet
  84. Changing language for read function (text to speech)
  85. Changing speech rate for read function (text to speech)
  86. Help us improve Xodo
  87. Expand/ collapse folder in All Document
  88. Open reading file folder
  89. Link Tool
  90. Changing file preview size
  91. Stylus and Fingers
  92. Keyboard Shortcuts
  93. Duplicating a page
  94. Change style of an annotation (color, thickness, opacity)
  95. Setting an annotation style preset
  96. Adding favorite colors
  97. Annotation color picker
  98. Highlighting anything on a document
  99. Delete/Flatten multiple annotations
  100. Why are my files saved as duplicates instead of rewrite the original PDF?
  101. Creating fillable form fields
  102. Custom rubber stamp
  103. Adding a ruler annotation
  104. Creating sound annotations
  105. Attaching file to another file

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