: Certain fonts cannot be transferred between devices due to license locks. Software Cache Errors
Most commonly in:
The error message typically appears when a document or design file uses a font that is not installed on the current computer. If you proceed, the software will replace the missing font with a default one (like Arial or Courier), which often disrupts the document's appearance and layout. Quick Fixes for Common Software Download Font Substitution Will Occur Continue
If you keep seeing "Download Font Substitution Will Occur Continue," follow this diagnostic flowchart. : Certain fonts cannot be transferred between devices
This dialog shows which fonts are missing and what they are being replaced with. You can manually choose a closer match or click to permanently accept the change for that document. Adobe Acrobat & Illustrator: Download Font Substitution Will Occur Continue