Last updated on
Dec 28, 2025
Quickly edit documents online, add signatures, and send for signing — all from one easy-to-use solution you can access from anywhere.
Stay mobile Save E-sign in PDF on Microsoft Mobile with pdfFiller
To stay mobile and easily save your e-signatures in a PDF on Microsoft Mobile, leverage pdfFiller's robust features to sign, edit, and manage your documents effortlessly anytime, anywhere.
What is e-signing a PDF?
E-signing a PDF refers to the process of adding an electronic signature to a PDF document. This method is widely adopted as a secure and efficient way to authorize or agree to a document electronically, eliminating the need for physical signatures.
Why e-signing matters for digital document workflows?
E-signing is crucial for modern workflows as it streamlines processes and boosts productivity. Digital signatures reduce turnaround time for approvals and enhance document security by providing an audit trail of all transactions. Moreover, they eliminate barriers associated with printing, scanning, and physically mailing documents.
What are typical use-cases and industry applications of e-signing?
E-signing is applicable across various industries, including real estate, finance, and healthcare. Common use-cases involve signing contracts, consent forms, and invoices. Organizations that frequently handle contracts benefit significantly from e-signature capabilities to expedite agreements.
Step-by-step: how to e-sign a PDF in pdfFiller?
Follow these straightforward steps to e-sign a PDF document using pdfFiller on Microsoft Mobile:
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Open the pdfFiller app on your Microsoft Mobile device.
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Upload the PDF document you wish to sign.
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Select the 'Sign' option in the toolbar.
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Add your signature by drawing, typing, or uploading an image.
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Place the signature where desired within the document.
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Save the document to store your e-signature securely.
What customization options are available for signatures, initials, and stamps?
pdfFiller offers a variety of customization options for signatures, initials, and stamps. This includes the ability to create unique signatures tailored to individual preferences, ensuring personal branding and recognition.
How to manage and store documents after e-signing?
After completing the e-signing process in pdfFiller, your documents can be managed effectively. They are securely stored in the cloud, enabling easy access from any device at any time. You can also organize your files with tags or folders for better management.
What are the security, compliance, and legal aspects of e-signing?
E-signatures are legally binding in many jurisdictions, governed by regulations such as the ESIGN Act and UETA in the United States. pdfFiller adheres to strict security measures to ensure compliance and protect user data, including encryption and multi-factor authentication.
How do pdfFiller's e-signing capabilities compare to alternatives?
Compared to other e-signature solutions, pdfFiller offers a unique combination of editing, signing, and cloud storage. While some competitors focus solely on signing, pdfFiller provides comprehensive document management features, making it a versatile choice.
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Integration with various cloud services, extensive editing functions, and user-friendly interface.
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Subscription-based model may not suit all users; some advanced features may require additional fees.
Conclusion
In conclusion, staying mobile and saving e-signatures in PDFs on Microsoft Mobile with pdfFiller provides a seamless and efficient way to manage your documents. With its robust functionalities and user-friendly interface, pdfFiller is a top choice for individuals and teams looking to enhance their document workflows.
Collect legally binding electronic signatures the easy way
Edit, sign, send — done!
Customize your workflow
Send documents to a single recipient or an entire group. Assign roles, set a signing order, and schedule reminders for a smooth, error-free process.
Collect data efficiently
Create fillable PDF forms and let your recipients complete them from any device. Publish forms online or share them via a direct link to capture data and signatures without chasing people down.
Track and store documents
Get real-time visibility into the signing process and keep track of all your documents in one place. Your files are stored in secure cloud storage, so you can access them anytime and anywhere.
Share & collaborate
Need more eyes on a document before sending? Share it with the team to edit or highlight content, redact sensitive information, leave feedback, and exchange comments.
Maintain security & compliance
Collect signatures in compliance with ESIGN, UETA, eIDAS, and GDPR. Protect your documents with a password, request additional signer authentication, set document expiration dates, and more.
How to send a document for signature?
Upload
Upload your document to pdfFiller and click E-sign.
Add recipients
Choose who needs to sign and add as many recipients as you need.
Prepare
Drag and drop fillable fields on your document and assign them to specific recipients.
Finalize & send
Review your recipients, customize the signing order, set reminders, and hit Send.
Who needs this?
Explore how professionals use pdfFiller to get documents signed.
Sales
Quickly edit contracts, add eSignatures, and send them to clients or vendors for signing without leaving pdfFiller. Track who has signed and who still needs to take action, keeping your business running smoothly.
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Service agreements
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Vendor contracts
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Non-disclosure agreements (NDAs)
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Purchase orders
Human Resources
Create fillable PDF forms for offer letters, employment contracts, and onboarding documents. Let new hires complete and sign them from any device, making the onboarding process accessible and hassle-free for everyone.
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Offer letters
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Employment contracts
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Non-compete agreements
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Benefits enrollment forms
Legal
Share legal documents with your team for review or editing before sending them for signing. Speed up agreement negotiations by allowing all parties to share feedback and make quick edits without endless email chains.
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Contracts and agreements
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Power of attorney forms
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Affidavits
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Settlement agreements
Real Estate
Edit property agreements, add signature fields, and send them to buyers, sellers, or agents for signing. Send documents to a single recipient or an entire group, and track the signing process in real time to ensure timely closings.
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Purchase agreements
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Lease contracts
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Property disclosure forms
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Inspection reports
Education
Create fillable forms for permission slips, enrollment documents, or policy acknowledgments. Allow parents, students, or staff to complete and sign them from any device. Keep track of all signed documents in one secure place for easy access and compliance.
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Permission slips
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Enrollment forms
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Scholarship applications
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Teacher contracts
Finance
Edit financial agreements, add eSignatures, and send them to clients or stakeholders for signing. Allow clients to complete and sign online digital forms from anywhere to simplify loan applications, account openings, and authorizations.
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Loan agreements
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Investment contracts
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Financial statements
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Payment authorizations
Why sign documents with pdfFiller?
Ease of use
Users appreciate pdfFiller's intuitive interface and the ability to manage documents from anywhere without clunky desktop software.
More than eSignature
pdfFiller is a complete solution that offers PDF editing, eSignature, file storage, and collaboration under one roof.
For individuals and teams
Whether you work solo or with a team, pdfFiller equips you with all the tools to handle your daily document tasks.
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Watch pdfFiller eSignatures in action
Check out a quick video tutorial that shows how to create and place your signature or send a document for signing.
What businesses achieve with pdfFiller
Discover how you can benefit too.
How to add digital signature in PDF in mobile?
Using your device's web browser, visit the PDF filler page of your choice and follow these steps: Upload the PDF you want to sign. Use the toolbar to complete the fillable form and add your electronic signature. Rename and save the document. Download the completed form to your mobile device or get a shareable link.
How to save as a PDF in Microsoft 365 mobile?
Open the file that you want to save as a PDF, and then tap File on the 3 dots icon on your phone. Then, tap Print. Click on Select a printer, and then chose Save as PDF.
How to insert signature in Microsoft 365 mobile?
To put signature in office 365 outlook mobile appk please follow the steps below: Open the Outlook app and log into your existing email account. Click on Settings in the top right-hand corner of the app. Select Signature under the Mail subheading.