solutions. Sumcraft fixes and set-up guides for UK small businesses and homeowners
fixes and set-up guides for uk small businesses and homeowners
- payroll
HMRC Basic PAYE Tools Won't Open? Database Errors, Mac Updates and Security Warnings Fixed
Basic PAYE Tools usually fails to open for one of three reasons: a recent macOS update, security software blocking it, or a damaged database. HMRC publishes fixes for the first two. Back up before you try anything on the third. · 7 min read - mileage
HMRC Mileage Rates 2026/27: 55p a Mile, Backdated to 6 April 2026
- vpn
Work VPN Not Connecting on Home Broadband? Virgin Media, Sky, BT and TalkTalk Checks
- smart thermostat
Ideal Logic Boilers and Smart Thermostats: OpenTherm With Nest, Hive and tado
- cis
CIS Suffered in Xero: Why the Report Doesn't Match, and How to Reclaim the Deductions
- xero
Xero Tracking Categories Missing From SumUp Sales? Check Which Integration You Have
- vat
Is There VAT on Card Fees? Stripe, SumUp, Square and Zettle Compared (UK)
- smart thermostat
Worcester Bosch and tado: Will It Work, and Will Your Boiler Still Modulate?
tado can switch a Worcester Bosch boiler on and off, because Worcester accepts third-party controls on its 240-volt connection. We found nothing from tado or Worcester showing it can make the boiler modulate. Worcester's own account has said it does not use OpenTherm on any of its boilers. Its own controls modulate the boiler over a separate connection called EMS. · 7 min read - payroll
FPS or EPS Rejected by HMRC? RTI Error Codes Explained and Fixed
- making tax digital
MTD Quarterly Update Rejected? HMRC Error Codes Explained and Fixed
- smart thermostat
Vaillant ecoTEC and Smart Thermostats: eBUS, OpenTherm and What Works
- vat
Square or SumUp to Xero: Fixing VAT Rate Mismatches on Mixed-Rate Sales