Microsoft has announced an increase of Storage Allocation you will have an 20x increase in the SharePoint Online per user license storage allocation. This will increase to 1 TB plus 10 GB per user license purchased, up from 1 TB plus. 5 GB per user license purchased.
This change will start at July.
All Office 365 services that use SharePoint for content services, including Microsoft Teams and Office 365 Groups, will benefit from this substantial storage increase.
Example scenarios of increased storage allocation
100 user licenses | 5000 user licenses | 100,000 user licenses | |
Base tenant allocation | 1 TB | 1 TB | 1 TB |
Per user license allocation | 1 TB (100 * 10 GB) | 50 TB (5000 * 10 GB) | 1000 TB (100,000 * 10 GB) |
Total tenant allocation | 2TB | 51 TB | 1001 TB |
Continue Reading here – https://techcommunity.microsoft.com/t5/SharePoint-Blog/Increase-in-SharePoint-Online-storage-allocation/ba-p/187617