# Proton VPN: Fast & Secure VPN 5.19.78.0

- Product: Proton VPN: Fast & Secure VPN (https://whatsnew.fyi/product/proton-vpn-fast-secure-vpn)
- Vendor: Proton AG
- Date: 2026-08-11
- Version: 5.19.78.0
- Original notes: https://play.google.com/store/apps/details?id=ch.protonvpn.android&hl=en&gl=US
- Permalink: https://whatsnew.fyi/product/proton-vpn-fast-secure-vpn/releases/5.19.78.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Fixed the layout of the screen shown when VPN permission isn't granted so it no longer overlaps the system top bar
- **changed** — Improved connection stability on Proton Protocols by fixing MTU settings
- **fixed** — Fixed compatibility with newer devices using 16 KB memory pages

- Fixed the layout of the screen shown when VPN permission isn't granted. It no longer overlaps the system top bar
- Improved connection stability on Proton Protocols by fixing MTU settings
- Fixed compatibility with newer devices using 16 KB memory pages.