Regular Reminder: If You're Working On Static/Offline Files, Please Stop
* Documents -> Google Docs
* Spreadsheets -> Google Sheets
* Designs -> Figma/Zeplin (best), Invision (Worst Case)
Etc etc
If you're sending an attachment then you're probably failing at modern workflow.
And yes, yes I know many legacy companies still insist on this - do your part to push back and fix the system!