Rydym yn defnyddio cwcis i wella eich profiad o'n gwefan.
Gallwch ddarganfod mwy neu ddileu allan o rai cwcis
- mae'r polisïau hyn ar gael yn Saesneg.
Neidio i’r llywio
Neidio i’r prif gynnwys
Neidio i’r troedyn
English
Mewngofnodi
Chwilio
Budd-daliadau
Gwaith
Dyled ac arian
Defnyddwyr
Tai
Teulu
Gyfraith a Llysoedd
Mewnfudo
Iechyd
Amdanom ni
Hafan
Defnyddwyr
Defnyddwyr
Energy
Your energy supply
Holidays and transport
Travelling in Europe
Claim compensation if your flight's delayed or cancelled
Cancelling a package holiday
Claim compensation for a holiday
Get airline compensation for lost or delayed luggage
Getting a refund for a cancelled or delayed train
Buying or repairing a car
Buying a used car
Problem gyda char ail law
Problem with a car repair
If the car you bought is still on hire purchase
Getting help from a motor trade association
Find an approved garage
Scams
Check if something might be a scam
Check if you can get your money back after a scam
What to do if you've been scammed
Report a scam
Get emotional support if you’ve been scammed
Get help with scams
Something's gone wrong with a purchase
Os ydych chi eisiau ad-daliad ar gyfer teithio oherwydd y coronafeirws
Dychwelyd nwyddau diffygiol
Claim using a warranty or guarantee
If a company stops trading or goes out of business
If something is advertised at the wrong price
Report fake or counterfeit goods
If something you ordered hasn't arrived
If you think you've bought stolen goods
If your clothes have been lost or damaged by a dry cleaner
Claim compensation if an item or product causes damage
Getting your money back if you paid by card or PayPal
If you're unhappy about poor service
Insurance
Insurance claims
Problems with insurance policies
Types of insurance
Cancelling an insurance policy
Water
Paying your water bill
Problems with paying your water bill
Interruptions to your water supply
Complaints about your water supply
Sewerage
Phone, internet or TV
Check how to switch your internet, phone or TV provider
If you’re struggling to pay your phone, internet or TV bill
Cancelling a phone, TV, internet or mobile contract
Dispute a mobile, phone, internet or TV bill
Problem with an app, software or download
Stop getting nuisance calls and texts
What to do if your mobile phone is lost or stolen
Complain about a premium rate phone charge or text message
Check how much a call will cost
Home improvements
Before you get work done on your home
Problem with building work, decorating or home improvements
Cancelling building or decorating work
You've changed your mind
Changing your mind about something you've bought
Cancelling a gym membership
Cancelling a service you’ve arranged
If you were misled or pressured into buying something you didn’t want
Cancel something you bought on hire purchase
Post
Stop getting junk mail
Check post collection and delivery times
If your post has been damaged, lost or delayed by Royal Mail
Claiming compensation from Royal Mail
If you’re not happy with Royal Mail’s decision about compensation
Get more help
Datrys problem barhaus defnyddiwr yn ymwneud â gwerthwr
Reporting to Trading Standards
If you need more help in the Channel Islands or the Isle of Man
Cysylltu â’r llinell gymorth defnyddwyr
Find a trader and check you can trust them
Template letters
Llythyrau templed defnyddiwr
Event tickets
Buying event tickets safely online
Complaining about an event
Getting a refund on an event ticket
Illegal ticketing websites
Vets and pets
Complaining about a vet
Pet gets ill or dies after buying