🔐 Microsoft 365 E3 – 100 Users (1-Year License Key)
This is a genuine Microsoft 365 E3 license key for 100 users, valid for 1 year. It activates through your Microsoft 365 Admin Center or via microsoft.com/redeem.
Microsoft 365 E3 delivers the full suite of Office desktop apps, enterprise-grade cloud services, and core identity, device, and compliance tools — trusted by organizations worldwide. A dedicated Software Kings sysadmin will assist you with activation, license management, and renewals. Includes free lifetime technical support.
📦 What You Receive
- 25-digit activation key for Microsoft 365 E3 — 100 users (1-year license)
- Instant email delivery with setup instructions
- Full guidance on key redemption and activation
- Dedicated Software Kings sysadmin assigned to your account
- Lifetime technical support via email or chat
- Lifetime Warranty
⚙️ Key Features of Microsoft 365 E3
- Full Office desktop apps — Word, Excel, PowerPoint, Outlook, OneNote, Access, Publisher
- Exchange Online — 100 GB mailbox per user
- OneDrive for Business — 1 TB cloud storage per user
- SharePoint Online
- Microsoft Teams
- Azure Active Directory Premium P1 — advanced identity management
- Microsoft Intune — device management and compliance
- Microsoft Purview Information Protection — data security
- Basic threat protection and compliance tools
- One-year license — renewable annually by applying a new activation key
- Redeem via microsoft.com/redeem or Microsoft 365 Admin Center → Settings → Domains & Licenses → Manage Licenses
- Assign licenses to users within your Microsoft 365 tenant
📥 License Delivery & Activation
Upon purchase, you’ll receive your 25-digit activation key via email, along with detailed instructions for redemption and setup.
Our dedicated sysadmin will assist you throughout the activation process and provide ongoing support for license management and renewals.
📞 Need Assistance?
Microsoft 365 E3 is a strategic investment for your business. Our team of Microsoft licensing specialists is available to answer any questions and guide you through the purchasing process. Contact us anytime for personalized support.
You will also have a dedicated Software Kings sysadmin assigned to your account for ongoing support with activation, license management, and future renewals.
📊 Compare Microsoft 365 E3 & E5 Plans
| Version / Plan | E3 – 5 Users ($1,200) | E3 – 100 Users ($12,000) | E5 – 25 Users ($8,000) | E5 – 200 Users ($35,000) |
|---|---|---|---|---|
| Core Office Apps (Word, Excel, PowerPoint, etc.) | ✅ | ✅ | ✅ | ✅ |
| Exchange Online (100 GB mailbox per user) | ✅ | ✅ | ✅ | ✅ |
| OneDrive for Business (1 TB per user) | ✅ | ✅ | ✅ | ✅ |
| SharePoint Online | ✅ | ✅ | ✅ | ✅ |
| Microsoft Teams | ✅ | ✅ | ✅ | ✅ |
| Azure Active Directory Premium P1 | ✅ | ✅ | ✅ | ✅ |
| Microsoft Intune (device management) | ✅ | ✅ | ✅ | ✅ |
| Microsoft Purview Information Protection | ✅ | ✅ | ✅ | ✅ |
| Advanced Threat Protection | ❌ | ❌ | ✅ | ✅ |
| Microsoft Defender for Office 365 | ❌ | ❌ | ✅ | ✅ |
| Customer Lockbox | ❌ | ❌ | ✅ | ✅ |
| Power BI Pro | ❌ | ❌ | ✅ | ✅ |
| Audio Conferencing | ❌ | ❌ | ✅ | ✅ |
| Phone System (Cloud PBX) | ❌ | ❌ | ✅ | ✅ |
| Advanced Compliance Features | ❌ | ❌ | ✅ | ✅ |
| License Term | 1 Year → Renewable | 1 Year → Renewable | 1 Year → Renewable | 1 Year → Renewable |
💬 Frequently Asked Questions
What is included in the Microsoft 365 E3 100-User License?
our license includes full Office desktop apps (Word, Excel, PowerPoint, Outlook, OneNote, Access, Publisher), plus Exchange Online (100 GB mailbox), OneDrive for Business (1 TB cloud storage per user), SharePoint Online, Microsoft Teams, Azure Active Directory Premium P1, Microsoft Intune, and Microsoft Purview Information Protection.
Is this license suitable for small businesses?
Yes — Microsoft 365 E3 is a perfect fit for small businesses and teams that want professional productivity tools, enterprise-grade cloud services, and core identity/security features — without the extra cost of full E5 security/compliance layers.
Can I renew this license after 1 year?
Yes — this is a 1-year license. You can easily renew each year by purchasing a new activation key and applying it to your existing tenant. Your dedicated Software Kings sysadmin will assist you with renewals and license management.
What support do I get with my purchase?
Every purchase includes lifetime technical support via email or chat — and you will also have a dedicated Software Kings sysadmin assigned to your account to help with activation, license management, and renewals.
How do I activate my license?
You will receive a 25-digit activation key via email. Redeem it at microsoft.com/redeem or via your Microsoft 365 Admin Center → Settings → Domains & Licenses → Manage Licenses.
Our team will guide you step-by-step.
Still have questions? Contact us — our Microsoft licensing specialists are happy to assist before and after your purchase.